Surname 昌珠 (昌珠 
) , all over the world, is a rare last name. The cognomen 昌珠 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 昌珠 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 昌珠 | China |