diff --git a/app/src/main/java/org/linphone/core/CorePreferences.kt b/app/src/main/java/org/linphone/core/CorePreferences.kt
index 353129377..269fc1949 100644
--- a/app/src/main/java/org/linphone/core/CorePreferences.kt
+++ b/app/src/main/java/org/linphone/core/CorePreferences.kt
@@ -167,6 +167,13 @@ class CorePreferences
 
     // Contacts related
 
+    @get:WorkerThread @set:WorkerThread
+    var sortContactsByFirstName: Boolean
+        get() = config.getBool("ui", "sort_contacts_by_first_name", true) // If disabled, last name will be used
+        set(value) {
+            config.setBool("ui", "sort_contacts_by_first_name", value)
+        }
+
     @get:WorkerThread @set:WorkerThread
     var contactsFilter: String
         get() = config.getString("ui", "contacts_filter", "")!! // Default value must be empty!
diff --git a/app/src/main/java/org/linphone/ui/main/contacts/adapter/ContactsListAdapter.kt b/app/src/main/java/org/linphone/ui/main/contacts/adapter/ContactsListAdapter.kt
index 28004dc02..b3572b43c 100644
--- a/app/src/main/java/org/linphone/ui/main/contacts/adapter/ContactsListAdapter.kt
+++ b/app/src/main/java/org/linphone/ui/main/contacts/adapter/ContactsListAdapter.kt
@@ -125,12 +125,12 @@ class ContactsListAdapter(
 
                 val previousItem = bindingAdapterPosition - 1
                 val previousLetter = if (previousItem >= 0) {
-                    getItem(previousItem).contactName?.get(0).toString()
+                    getItem(previousItem).sortingName?.get(0).toString()
                 } else {
                     ""
                 }
 
-                val currentLetter = contactModel.contactName?.get(0).toString()
+                val currentLetter = contactModel.sortingName?.get(0).toString()
                 val displayLetter = previousLetter.isEmpty() || currentLetter != previousLetter
                 firstContactStartingByThatLetter = displayLetter
 
diff --git a/app/src/main/java/org/linphone/ui/main/contacts/fragment/ContactsListFragment.kt b/app/src/main/java/org/linphone/ui/main/contacts/fragment/ContactsListFragment.kt
index 114259e31..8a372b1bb 100644
--- a/app/src/main/java/org/linphone/ui/main/contacts/fragment/ContactsListFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/contacts/fragment/ContactsListFragment.kt
@@ -37,6 +37,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.content.FileProvider
 import androidx.databinding.DataBindingUtil
 import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.observe
 import androidx.navigation.findNavController
 import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.LinearLayoutManager
@@ -181,9 +182,7 @@ class ContactsListFragment : AbstractMainFragment() {
             showFilterPopupMenu(binding.topBar.extraAction)
         }
 
-        sharedViewModel.showContactEvent.observe(
-            viewLifecycleOwner
-        ) {
+        sharedViewModel.showContactEvent.observe(viewLifecycleOwner) {
             it.consume { refKey ->
                 Log.i("$TAG Displaying contact with ref key [$refKey]")
                 val navController = binding.contactsNavContainer.findNavController()
@@ -194,9 +193,7 @@ class ContactsListFragment : AbstractMainFragment() {
             }
         }
 
-        sharedViewModel.showNewContactEvent.observe(
-            viewLifecycleOwner
-        ) {
+        sharedViewModel.showNewContactEvent.observe(viewLifecycleOwner) {
             it.consume {
                 if (findNavController().currentDestination?.id == R.id.contactsListFragment) {
                     Log.i("$TAG Opening contact editor for creating new contact")
@@ -207,6 +204,12 @@ class ContactsListFragment : AbstractMainFragment() {
             }
         }
 
+        sharedViewModel.forceRefreshContactsList.observe(viewLifecycleOwner) {
+            it.consume {
+                listViewModel.filter()
+            }
+        }
+
         // AbstractMainFragment related
 
         listViewModel.title.value = getString(R.string.bottom_navigation_contacts_label)
diff --git a/app/src/main/java/org/linphone/ui/main/contacts/model/ContactAvatarModel.kt b/app/src/main/java/org/linphone/ui/main/contacts/model/ContactAvatarModel.kt
index f835624e0..6e8570440 100644
--- a/app/src/main/java/org/linphone/ui/main/contacts/model/ContactAvatarModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/contacts/model/ContactAvatarModel.kt
@@ -36,6 +36,7 @@ import org.linphone.core.tools.Log
 import org.linphone.utils.AppUtils
 import org.linphone.utils.TimestampUtils
 import androidx.core.net.toUri
+import org.linphone.LinphoneApplication.Companion.corePreferences
 
 class ContactAvatarModel
     @WorkerThread
@@ -56,7 +57,9 @@ class ContactAvatarModel
 
     val name = MutableLiveData<String>()
 
-    val firstLetter: String = AppUtils.getFirstLetter(friend.name.orEmpty())
+    var sortingName: String? = null
+
+    var firstLetter: String? = null
 
     private val friendListener = object : FriendListenerStub() {
         @WorkerThread
@@ -76,6 +79,7 @@ class ContactAvatarModel
         }
 
         update(address)
+        refreshSortingName()
     }
 
     @WorkerThread
@@ -85,6 +89,12 @@ class ContactAvatarModel
         }
     }
 
+    @WorkerThread
+    fun refreshSortingName() {
+        sortingName = getNameToUseForSorting()
+        firstLetter = AppUtils.getFirstLetter(getNameToUseForSorting().orEmpty())
+    }
+
     @WorkerThread
     fun update(address: Address?) {
         updateSecurityLevel(address)
@@ -148,6 +158,13 @@ class ContactAvatarModel
         }
     }
 
+    @WorkerThread
+    fun getNameToUseForSorting(): String? {
+        val sortByFirstName = corePreferences.sortContactsByFirstName
+        val firstOrLastName = if (sortByFirstName) friend.vcard?.givenName else friend.vcard?.familyName
+        return firstOrLastName ?: friend.name ?: friend.organization ?: friend.vcard?.fullName
+    }
+
     @WorkerThread
     private fun getAvatarUri(friend: Friend): Uri? {
         val picturePath = friend.photo
diff --git a/app/src/main/java/org/linphone/ui/main/contacts/viewmodel/ContactsListViewModel.kt b/app/src/main/java/org/linphone/ui/main/contacts/viewmodel/ContactsListViewModel.kt
index 13b28858f..efddee3ce 100644
--- a/app/src/main/java/org/linphone/ui/main/contacts/viewmodel/ContactsListViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/contacts/viewmodel/ContactsListViewModel.kt
@@ -284,6 +284,7 @@ class ContactsListViewModel
         val list = arrayListOf<ContactAvatarModel>()
         val favouritesList = arrayListOf<ContactAvatarModel>()
         var count = 0
+        val collator = Collator.getInstance(Locale.getDefault())
 
         for (result in results) {
             val friend = result.friend
@@ -308,6 +309,7 @@ class ContactsListViewModel
             } else {
                 coreContext.contactsManager.getContactAvatarModelForAddress(result.address)
             }
+            model.refreshSortingName()
 
             list.add(model)
             count += 1
@@ -319,16 +321,18 @@ class ContactsListViewModel
             }
 
             if (firstLoad && count == 20) {
+                list.sortWith { model1, model2 ->
+                    collator.compare(model1.getNameToUseForSorting(), model2.getNameToUseForSorting())
+                }
                 contactsList.postValue(list)
             }
         }
 
-        val collator = Collator.getInstance(Locale.getDefault())
         favouritesList.sortWith { model1, model2 ->
-            collator.compare(model1.friend.name, model2.friend.name)
+            collator.compare(model1.getNameToUseForSorting(), model2.getNameToUseForSorting())
         }
         list.sortWith { model1, model2 ->
-            collator.compare(model1.friend.name, model2.friend.name)
+            collator.compare(model1.getNameToUseForSorting(), model2.getNameToUseForSorting())
         }
 
         favourites.postValue(favouritesList)
diff --git a/app/src/main/java/org/linphone/ui/main/settings/fragment/SettingsFragment.kt b/app/src/main/java/org/linphone/ui/main/settings/fragment/SettingsFragment.kt
index 1f58890f7..0bb802a72 100644
--- a/app/src/main/java/org/linphone/ui/main/settings/fragment/SettingsFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/settings/fragment/SettingsFragment.kt
@@ -38,6 +38,7 @@ import org.linphone.ui.main.fragment.GenericMainFragment
 import org.linphone.utils.ConfirmationDialogModel
 import org.linphone.ui.main.settings.viewmodel.SettingsViewModel
 import org.linphone.utils.DialogUtils
+import org.linphone.utils.Event
 
 @UiThread
 class SettingsFragment : GenericMainFragment() {
@@ -49,6 +50,20 @@ class SettingsFragment : GenericMainFragment() {
 
     private lateinit var viewModel: SettingsViewModel
 
+    private val sortContactsByListener = object : AdapterView.OnItemSelectedListener {
+        override fun onItemSelected(parent: AdapterView<*>?, view: View?, position: Int, id: Long) {
+            val label = viewModel.sortContactsByNames[position]
+            val value = viewModel.sortContactsByValues[position]
+            Log.i("$TAG Selected contact sorting is now [$label] ($value)")
+            viewModel.setContactSorting(value)
+
+            sharedViewModel.forceRefreshContactsList.postValue(Event(true))
+        }
+
+        override fun onNothingSelected(parent: AdapterView<*>?) {
+        }
+    }
+
     private val layoutListener = object : AdapterView.OnItemSelectedListener {
         override fun onItemSelected(parent: AdapterView<*>?, view: View?, position: Int, id: Long) {
             val label = viewModel.availableLayoutsNames[position]
@@ -155,6 +170,22 @@ class SettingsFragment : GenericMainFragment() {
             }
         }
 
+        // Setup sort contacts by spinner
+        val sortContactsByAdapter = ArrayAdapter(
+            requireContext(),
+            R.layout.drop_down_item,
+            viewModel.sortContactsByNames
+        )
+        sortContactsByAdapter.setDropDownViewResource(R.layout.generic_dropdown_cell)
+        binding.contactsSettings.sortContactsByFirstNameSpinner.adapter = sortContactsByAdapter
+
+        viewModel.sortContactsBy.observe(viewLifecycleOwner) { sort ->
+            binding.contactsSettings.sortContactsByFirstNameSpinner.setSelection(
+                viewModel.sortContactsByValues.indexOf(sort)
+            )
+        }
+        binding.contactsSettings.sortContactsByFirstNameSpinner.onItemSelectedListener = sortContactsByListener
+
         viewModel.addLdapServerEvent.observe(viewLifecycleOwner) {
             it.consume {
                 if (findNavController().currentDestination?.id == R.id.settingsFragment) {
diff --git a/app/src/main/java/org/linphone/ui/main/settings/viewmodel/SettingsViewModel.kt b/app/src/main/java/org/linphone/ui/main/settings/viewmodel/SettingsViewModel.kt
index 62a36d08b..3110077cc 100644
--- a/app/src/main/java/org/linphone/ui/main/settings/viewmodel/SettingsViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/settings/viewmodel/SettingsViewModel.kt
@@ -97,6 +97,13 @@ class SettingsViewModel
     // Contacts settings
     val showContactsSettings = MutableLiveData<Boolean>()
 
+    val sortContactsBy = MutableLiveData<Int>()
+    val sortContactsByNames = arrayListOf(
+        AppUtils.getString(R.string.contact_editor_first_name),
+        AppUtils.getString(R.string.contact_editor_last_name),
+    )
+    val sortContactsByValues = arrayListOf(0, 1)
+
     val ldapAvailable = MutableLiveData<Boolean>()
     val ldapServers = MutableLiveData<List<CardDavLdapModel>>()
 
@@ -293,6 +300,8 @@ class SettingsViewModel
                 corePreferences.markConversationAsReadWhenDismissingMessageNotification
             )
 
+            sortContactsBy.postValue(if (corePreferences.sortContactsByFirstName) 0 else 1)
+
             defaultLayout.postValue(core.defaultConferenceLayout.toInt())
 
             theme.postValue(corePreferences.darkMode)
@@ -467,6 +476,13 @@ class SettingsViewModel
         expandContacts.value = expandContacts.value == false
     }
 
+    @UiThread
+    fun setContactSorting(sortingValue: Int) {
+        coreContext.postOnCoreThread { core ->
+            corePreferences.sortContactsByFirstName = sortingValue == 0
+        }
+    }
+
     @UiThread
     fun addLdapServer() {
         addLdapServerEvent.value = Event(true)
diff --git a/app/src/main/java/org/linphone/ui/main/viewmodel/SharedMainViewModel.kt b/app/src/main/java/org/linphone/ui/main/viewmodel/SharedMainViewModel.kt
index 10643b305..2ce556ef5 100644
--- a/app/src/main/java/org/linphone/ui/main/viewmodel/SharedMainViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/viewmodel/SharedMainViewModel.kt
@@ -95,6 +95,10 @@ class SharedMainViewModel
         MutableLiveData<Event<Boolean>>()
     }
 
+    val forceRefreshContactsList: MutableLiveData<Event<Boolean>> by lazy {
+        MutableLiveData<Event<Boolean>>()
+    }
+
     var sipAddressToAddToNewContact: String = ""
 
     // Call logs related
diff --git a/app/src/main/res/layout/settings_contacts.xml b/app/src/main/res/layout/settings_contacts.xml
index 733ca61b9..40d189ed4 100644
--- a/app/src/main/res/layout/settings_contacts.xml
+++ b/app/src/main/res/layout/settings_contacts.xml
@@ -15,6 +15,53 @@
         android:paddingBottom="20dp"
         android:background="@drawable/shape_squircle_white_background">
 
+        <androidx.appcompat.widget.AppCompatTextView
+            style="@style/settings_title_style"
+            android:id="@+id/sort_contacts_by_first_name_title"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="20dp"
+            android:layout_marginStart="16dp"
+            android:layout_marginEnd="10dp"
+            android:text="@string/settings_contacts_sort_by_first_name_title"
+            android:maxLines="2"
+            android:ellipsize="end"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"/>
+
+        <androidx.appcompat.widget.AppCompatSpinner
+            style="@style/material_switch_style"
+            android:id="@+id/sort_contacts_by_first_name_spinner"
+            android:layout_width="0dp"
+            android:layout_height="50dp"
+            android:layout_marginEnd="10dp"
+            android:layout_marginTop="8dp"
+            android:background="@drawable/edit_text_background"
+            android:paddingStart="@dimen/spinner_start_padding"
+            android:paddingEnd="@dimen/spinner_end_padding"
+            android:overlapAnchor="false"
+            android:spinnerMode="dropdown"
+            android:popupBackground="@drawable/shape_squircle_white_background"
+            app:layout_constraintHorizontal_bias="0"
+            app:layout_constraintWidth_max="@dimen/text_input_max_width"
+            app:layout_constraintTop_toBottomOf="@id/sort_contacts_by_first_name_title"
+            app:layout_constraintStart_toStartOf="@id/sort_contacts_by_first_name_title"
+            app:layout_constraintEnd_toEndOf="@id/sort_contacts_by_first_name_title" />
+
+        <ImageView
+            android:id="@+id/sort_contacts_by_first_name_spinner_caret"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="@dimen/spinner_caret_end_margin"
+            android:src="@drawable/caret_down"
+            android:contentDescription="@string/content_description_spinner_caret"
+            app:tint="?attr/color_main2_600"
+            app:layout_constraintTop_toTopOf="@id/sort_contacts_by_first_name_spinner"
+            app:layout_constraintBottom_toBottomOf="@id/sort_contacts_by_first_name_spinner"
+            app:layout_constraintEnd_toEndOf="@id/sort_contacts_by_first_name_spinner"/>
+
+
         <androidx.appcompat.widget.AppCompatTextView
             style="@style/settings_title_style"
             android:onClick="@{() -> viewModel.addLdapServer()}"
@@ -31,7 +78,7 @@
             android:drawableEnd="@drawable/caret_right"
             android:drawableTint="?attr/color_main2_600"
             android:visibility="@{viewModel.ldapAvailable ? View.VISIBLE : View.GONE}"
-            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/sort_contacts_by_first_name_spinner"
             app:layout_constraintBottom_toTopOf="@id/existing_ldap_servers"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintEnd_toEndOf="parent"/>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index f0724223e..cc132a3bd 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -205,6 +205,7 @@
     <string name="settings_conversations_auto_export_media_to_native_gallery_title">Rendre visible dans la galerie les médias téléchargés</string>
     <string name="settings_conversations_mark_as_read_when_dismissing_notif_title">Marquer la conversation comme lue lorsqu\'une notification de message est supprimée</string>
     <string name="settings_contacts_title">Contacts</string>
+    <string name="settings_contacts_sort_by_first_name_title">Trier les contacts par</string>
     <string name="settings_contacts_add_ldap_server_title">Ajouter un serveur LDAP</string>
     <string name="settings_contacts_edit_ldap_server_title">Editer le serveur LDAP</string>
     <string name="settings_contacts_add_carddav_server_title">Ajouter un carnet d\'adresse CardDAV</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index a4087876d..2109e1fff 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -244,6 +244,7 @@
     <string name="settings_conversations_auto_export_media_to_native_gallery_title">Make downloaded media public</string>
     <string name="settings_conversations_mark_as_read_when_dismissing_notif_title">Mark conversation as read when dismissing message notification</string>
     <string name="settings_contacts_title">Contacts</string>
+    <string name="settings_contacts_sort_by_first_name_title">Sort contacts by</string>
     <string name="settings_contacts_add_ldap_server_title">Add LDAP server</string>
     <string name="settings_contacts_edit_ldap_server_title">Edit LDAP server</string>
     <string name="settings_contacts_add_carddav_server_title">Add CardDAV address book</string>