Family name Sinfrosa (Sinfrosa 
) , around the globe, is an extremely rare cognomen. The cognomen Sinfrosa is habitual in Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. Much more frequently, Sinfrosa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sinfrosa | Philippines, Mexico, Tanzania, India, Brazil |
Sa, Babista, Kinicot, Rosales, Dimaano, Domingo, Tagalog, Ecasama, Castillo, Balunsat, Bautista, Bermudez, Gillamac, Labing-Isa, Valmonte, Infiesto, Cervantes, Belandres, Dela Cruz, Talisayon, San Andres, Villanueva, Surface, Malinay, Obando, Flores, Lu, Yap, Silva, Bruno, Reyes, Gamal, Langi, Jaspe, Valle, Vivar, Faustorilla, Fisga, Santos, Abaday, Cataag, Colita, Ringor, Garcia, Gepila, Lanaza, Lasala, Javier, Miller, and Del Rosario