Cognomen 孝蔗 (孝蔗 
) , globally, is a very rare last name. The surname 孝蔗 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 孝蔗 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 孝蔗 | China |