Family name Santucha (Santucha 
) , worldwide, is an extremely rare surname. The surname Santucha is habitual in Latin America and the Caribbean, particularly Argentina, where it is an extremely rare surname. Much more prevalently, Santucha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santucha | United States, Suriname, Argentina, Tanzania |