diff --git a/meshtastic/__init__.py b/meshtastic/__init__.py
index 88dde56..8708b62 100644
--- a/meshtastic/__init__.py
+++ b/meshtastic/__init__.py
@@ -210,6 +210,55 @@ class MeshInterface:
         t.set_radio.CopyFrom(self.radioConfig)
         self._sendToRadio(t)
 
+    def getMyNode(self):
+        if self.myInfo is None:
+            return None
+        myId = self.myInfo.my_node_num
+        for _, nodeDict in self.nodes.items():
+            if 'num' in nodeDict and nodeDict['num'] == myId:
+                if 'user' in nodeDict:
+                    return nodeDict['user']
+        return None
+
+    def getLongName(self):
+        user = self.getMyNode()
+        if user is not None:
+            return user.get('longName', None)
+        return None
+
+    def getShortName(self):
+        user = self.getMyNode()
+        if user is not None:
+            return user.get('shortName', None)
+        return None
+
+    def setOwner(self, long_name, short_name=None):
+        """Set device owner name"""
+        nChars = 3
+        minChars = 2
+        if long_name is not None:
+            long_name = long_name.strip()
+            if short_name is None:
+                words = long_name.split()
+                if len(long_name) <= nChars:
+                    short_name = long_name
+                elif len(words) >= minChars:
+                    short_name = ''.join(map(lambda word: word[0], words))
+                else:
+                    trans = str.maketrans(dict.fromkeys('aeiouAEIOU'))
+                    short_name = long_name[0] + long_name[1:].translate(trans)
+                    if len(short_name) < nChars:
+                        short_name = long_name[:nChars]
+        t = mesh_pb2.ToRadio()
+        if long_name is not None:
+            t.set_owner.long_name = long_name
+        if short_name is not None:
+            short_name = short_name.strip()
+            if len(short_name) > nChars:
+                short_name = short_name[:nChars]
+            t.set_owner.short_name = short_name
+        self._sendToRadio(t)
+
     @property
     def channelURL(self):
         """The sharable URL that describes the current channel
diff --git a/meshtastic/__main__.py b/meshtastic/__main__.py
index b667361..3f0c99a 100644
--- a/meshtastic/__main__.py
+++ b/meshtastic/__main__.py
@@ -133,6 +133,10 @@ def onConnected(interface):
             # can include lat/long/alt etc: latitude = 37.5, longitude = -122.1
             interface.sendPosition()
 
+        if args.setowner:
+            print(f"Setting device owner to {args.setowner}")
+            interface.setOwner(args.setowner)
+
         if args.sendtext:
             print(f"Sending text message {args.sendtext} to {args.dest}")
             interface.sendText(args.sendtext, args.dest,
@@ -256,6 +260,9 @@ def main():
     parser.add_argument(
         "--seturl", help="Set a channel URL", action="store")
 
+    parser.add_argument(
+        "--setowner", help="Set device owner name", action="store")
+
     parser.add_argument(
         "--dest", help="The destination node id for the --send commands, if not set '^all' is assumed", default="^all")