diff --git a/src/app/qml/UserDetailDialog.qml b/src/app/qml/UserDetailDialog.qml
index bc834400b..89329a7f1 100644
--- a/src/app/qml/UserDetailDialog.qml
+++ b/src/app/qml/UserDetailDialog.qml
@@ -63,6 +63,7 @@ Kirigami.Dialog {
                     level: 1
                     Layout.fillWidth: true
                     font.bold: true
+                    clip: true // Intentional to limit insane Unicode in display names
 
                     elide: Text.ElideRight
                     wrapMode: Text.NoWrap
diff --git a/src/chatbar/CompletionMenu.qml b/src/chatbar/CompletionMenu.qml
index 3588ee939..d8c4f86b8 100644
--- a/src/chatbar/CompletionMenu.qml
+++ b/src/chatbar/CompletionMenu.qml
@@ -92,6 +92,7 @@ QQC2.Popup {
                         Delegates.SubtitleContentItem {
                             itemDelegate: completionDelegate
                             labelItem.textFormat: Text.PlainText
+                            labelItem.clip: true // Intentional to limit insane Unicode in display names
                             subtitle: completionDelegate.subtitle ?? ""
                             subtitleItem.textFormat: Text.PlainText
                         }
diff --git a/src/messagecontent/AuthorComponent.qml b/src/messagecontent/AuthorComponent.qml
index 4021305b3..381d8541c 100644
--- a/src/messagecontent/AuthorComponent.qml
+++ b/src/messagecontent/AuthorComponent.qml
@@ -49,6 +49,7 @@ RowLayout {
         textFormat: Text.PlainText
         font.weight: Font.Bold
         elide: Text.ElideRight
+        clip: true // Intentional to limit insane Unicode in display names
 
         function openUserMenu(): void {
             const menu = Qt.createComponent("org.kde.neochat", "UserMenu").createObject(root, {
diff --git a/src/roominfo/RoomInformation.qml b/src/roominfo/RoomInformation.qml
index c6d1a267b..0ba7e81f8 100644
--- a/src/roominfo/RoomInformation.qml
+++ b/src/roominfo/RoomInformation.qml
@@ -269,6 +269,7 @@ QQC2.ScrollView {
                     text: userDelegate.name
                     textFormat: Text.PlainText
                     elide: Text.ElideRight
+                    clip: true // Intentional to limit insane Unicode in display names
 
                     Layout.fillWidth: true
                 }