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