Surname 鸿灏 (鸿灏 
) , around the globe, is a very rare last name. The cognomen 鸿灏 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 鸿灏 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 鸿灏 | China |