Surname 一元 (一元 
) , in the world, is a rare last name. The cognomen 一元 is characteristic of Eastern Asia, particularly China, where it is a very rare surname. More frequently, 一元 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 一元 | China |
| 大橋 一元 Japanese actor, JP (b. 1943) |
|