Cognomen Felicisim (Felicisim 
) , in the entire world, is an extremely rare last name. The surname Felicisim is habitual in Southern Europe, particularly Spain, where it is an extremely rare surname. More frequently, Felicisim is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Felicisim | Spain, United States, Philippines |