Family name Szegfu (Szegfu 
) , in the world, is a rare last name. The family name Szegfu is characteristic of Hungary, where it is quite a rare surname, Slovakia, and Estonia, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Hungary, Slovakia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Szegfu | Hungary, Slovakia, United States, Estonia, Australia |