Family name Ismailu (Ismailu 
) , around the globe, is a rare surname. The family name Ismailu is characteristic of Nigeria, where it is a rare surname, and India, where it is an extremely rare surname. Also, Ismailu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ismailu | United States, India, Nigeria, Tanzania |