Cognomen Casís (Casís 
) , across the world, is a very rare family name. The surname Casís is characteristic of Latin America and the Caribbean, particularly Panama, where it is quite a rare surname, Argentina, where it is an extremely rare surname, and Peru.
| tomasita ester casís Panamanian teacher and activist, PA (b. 1878) |
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| ana casís Panamanian sociologist, statistician |
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| roberto enrique casís |
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