Last name Olaseni (Olaseni 
) , in the world, is quite a rare family name. The last name Olaseni is habitual in Nigeria, where it is quite a rare surname, Ireland, where it is a rare surname, and the United Kingdom, where it is a very rare surname. In absolute terms, this name is the most popular in Nigeria, the United States, and Ireland. Also, Olaseni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Olaseni | Italy, Nigeria, United States, United Kingdom, Ireland |
|
gabriel olaseni Spanish basketball player (1989-), US (b. 1991) |
|
| bamidele olaseni English american football player offensive tackle, GB (b. 1996) |
|