Cognomen Ֆելիքս (Felix 
, Feliks 
, Ֆելիքս) , in the entire world, is a prevalent last name. The cognomen Ֆելիքս is habitual in Latin America and the Caribbean, particularly Saint Lucia, where it is a common surname, Grenada, and Nicaragua (explore the name in all countries). Measured by absolute frequency, the name is most common in Mexico, Nigeria, and Brazil. Likewise, Ֆելիքս is the forename as well as the last name.