Cesareo
This is a Spanish variation of the Latin "Caesar," which is of uncertain derivation. It could mean "to cut," "blue-grey," or "hairy."
Alternates:
Ceasario,
Cesares,
Cesaro,
Ceserio,
Cézar,
Cezario,
Cizario,
Sésar,
Sesareo,
Sesario,
Sezaro