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