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