Family name Keikin (Keikin 
, Кейкин 
) , all over the world, is a very rare surname. The family name Keikin is habitual in Central Asia, particularly Kazakhstan, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. More frequently, Keikin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Keikin | Japan, Kazakhstan |
| Кейкин | Kyrgyzstan, Kazakhstan |
| yasuhiko keikin (b. 1962) |
|