Cognomen 孝昌 (孝昌 
) , all around the world, is a rare last name. The family name 孝昌 is habitual in Eastern Asia, particularly China, where it is a very rare surname. More prevalently, 孝昌 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 孝昌 | China |