Definitions of Luis:

• name:  A male given name (common: 1 in 529 males; popularity rank in the U.S.: #104)
• name:  A female given name (rare: 1 in 50000 females; popularity rank in the U.S.: #2781)
• name:  A surname (rare: 1 in 33333 families; popularity rank in the U.S.: #4721)