diff --git a/app/src/main/java/com/bnyro/contacts/obj/ContactData.kt b/app/src/main/java/com/bnyro/contacts/obj/ContactData.kt
index d7651465..ff5d3282 100644
--- a/app/src/main/java/com/bnyro/contacts/obj/ContactData.kt
+++ b/app/src/main/java/com/bnyro/contacts/obj/ContactData.kt
@@ -9,6 +9,7 @@ data class ContactData(
     var accountType: String? = null,
     var accountName: String? = null,
     var displayName: String? = null,
+    var alternativeName: String? = null,
     var firstName: String? = null,
     var surName: String? = null,
     var photo: Bitmap? = null,
diff --git a/app/src/main/java/com/bnyro/contacts/ui/components/ContactItem.kt b/app/src/main/java/com/bnyro/contacts/ui/components/ContactItem.kt
index 58a6d950..e5bdacd3 100644
--- a/app/src/main/java/com/bnyro/contacts/ui/components/ContactItem.kt
+++ b/app/src/main/java/com/bnyro/contacts/ui/components/ContactItem.kt
@@ -35,7 +35,6 @@ import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.bnyro.contacts.enums.SortOrder
 import com.bnyro.contacts.ext.contentColor
-import com.bnyro.contacts.ext.notAName
 import com.bnyro.contacts.obj.ContactData
 import com.bnyro.contacts.ui.models.ContactsModel
 import com.bnyro.contacts.ui.screens.SingleContactScreen
@@ -59,6 +58,11 @@ fun ContactItem(
         mutableStateOf(false)
     }
 
+    val contactName = when (sortOrder) {
+        SortOrder.FIRSTNAME -> contact.displayName
+        SortOrder.LASTNAME -> contact.alternativeName
+    }.orEmpty().trim()
+
     ElevatedCard(
         modifier = Modifier
             .padding(horizontal = 10.dp, vertical = 5.dp)
@@ -111,7 +115,7 @@ fun ContactItem(
                 } else if (thumbnail == null) {
                     Text(
                         modifier = Modifier.align(Alignment.Center),
-                        text = (contact.displayName?.firstOrNull() ?: "").toString(),
+                        text = (contactName.firstOrNull() ?: "").toString(),
                         color = contentColor // MaterialTheme.colorScheme.onPrimary
                     )
                 } else {
@@ -126,13 +130,7 @@ fun ContactItem(
                 }
             }
             Spacer(modifier = Modifier.width(20.dp))
-            Text(
-                when {
-                    sortOrder == SortOrder.FIRSTNAME -> "${contact.firstName ?: ""} ${contact.surName ?: ""}"
-                    sortOrder == SortOrder.LASTNAME && !contact.surName.notAName() && !contact.firstName.notAName() -> "${contact.surName}, ${contact.firstName}"
-                    else -> contact.displayName.orEmpty()
-                }.trim()
-            )
+            Text(contactName)
         }
     }
 
diff --git a/app/src/main/java/com/bnyro/contacts/ui/components/ContactsPage.kt b/app/src/main/java/com/bnyro/contacts/ui/components/ContactsPage.kt
index 8e3db7f8..b7aa2010 100644
--- a/app/src/main/java/com/bnyro/contacts/ui/components/ContactsPage.kt
+++ b/app/src/main/java/com/bnyro/contacts/ui/components/ContactsPage.kt
@@ -318,14 +318,14 @@ fun ContactsPage(
                         }
                     }.sortedBy {
                         when (filterOptions.sortOder) {
-                            SortOrder.FIRSTNAME -> it.firstName
-                            SortOrder.LASTNAME -> it.surName
+                            SortOrder.FIRSTNAME -> it.displayName
+                            SortOrder.LASTNAME -> it.alternativeName
                         }
                     }.groupBy {
                         when (filterOptions.sortOder) {
-                            SortOrder.FIRSTNAME -> it.firstName?.firstOrNull()?.uppercase()
-                            SortOrder.LASTNAME -> it.surName?.firstOrNull()?.uppercase()
-                        }
+                            SortOrder.FIRSTNAME -> it.displayName
+                            SortOrder.LASTNAME -> it.alternativeName
+                        }?.firstOrNull()?.uppercase()
                     }
 
                     contactGroups.forEach { (firstLetter, groupedContacts) ->
diff --git a/app/src/main/java/com/bnyro/contacts/util/DeviceContactsHelper.kt b/app/src/main/java/com/bnyro/contacts/util/DeviceContactsHelper.kt
index 121dafa0..c7d927da 100644
--- a/app/src/main/java/com/bnyro/contacts/util/DeviceContactsHelper.kt
+++ b/app/src/main/java/com/bnyro/contacts/util/DeviceContactsHelper.kt
@@ -19,6 +19,7 @@ import android.provider.ContactsContract.CommonDataKinds.Phone
 import android.provider.ContactsContract.CommonDataKinds.Photo
 import android.provider.ContactsContract.CommonDataKinds.StructuredName
 import android.provider.ContactsContract.CommonDataKinds.StructuredPostal
+import android.provider.ContactsContract.Contacts
 import android.provider.ContactsContract.Data
 import android.provider.ContactsContract.RawContacts
 import androidx.annotation.RequiresPermission
@@ -43,7 +44,8 @@ class DeviceContactsHelper(private val context: Context) : ContactsHelper() {
     private val projection = arrayOf(
         Data.RAW_CONTACT_ID,
         RawContacts.CONTACT_ID,
-        ContactsContract.Contacts.DISPLAY_NAME,
+        Contacts.DISPLAY_NAME,
+        Contacts.DISPLAY_NAME_ALTERNATIVE,
         StructuredName.GIVEN_NAME,
         StructuredName.FAMILY_NAME,
         RawContacts.ACCOUNT_TYPE,
@@ -72,7 +74,8 @@ class DeviceContactsHelper(private val context: Context) : ContactsHelper() {
                 // avoid duplicates
                 if (contactList.any { contact -> contact.contactId == contactId }) continue
 
-                val displayName = it.stringValue(ContactsContract.Contacts.DISPLAY_NAME)
+                val displayName = it.stringValue(Contacts.DISPLAY_NAME)
+                val alternativeName = it.stringValue(Contacts.DISPLAY_NAME_ALTERNATIVE)
                 var firstName = it.stringValue(StructuredName.GIVEN_NAME)
                 var surName = it.stringValue(StructuredName.FAMILY_NAME)
 
@@ -99,9 +102,11 @@ class DeviceContactsHelper(private val context: Context) : ContactsHelper() {
                     accountType = it.stringValue(RawContacts.ACCOUNT_TYPE),
                     accountName = it.stringValue(RawContacts.ACCOUNT_NAME),
                     displayName = displayName,
+                    alternativeName = alternativeName,
                     firstName = firstName,
                     surName = surName
                 )
+
                 contactList.add(contact)
             }
         }
diff --git a/app/src/main/java/com/bnyro/contacts/util/LocalContactsHelper.kt b/app/src/main/java/com/bnyro/contacts/util/LocalContactsHelper.kt
index a1e01ab9..06270752 100644
--- a/app/src/main/java/com/bnyro/contacts/util/LocalContactsHelper.kt
+++ b/app/src/main/java/com/bnyro/contacts/util/LocalContactsHelper.kt
@@ -69,6 +69,9 @@ class LocalContactsHelper(context: Context) : ContactsHelper() {
             ContactData(
                 contactId = it.contact.id,
                 displayName = it.contact.displayName,
+                alternativeName = listOf(it.contact.surName, it.contact.firstName).joinToString(
+                    ", "
+                ),
                 firstName = it.contact.firstName,
                 surName = it.contact.surName,
                 photo = profileImage,