Definitions of Shirley:

• name:  A female given name (very common: 1 in 207 females; popularity rank in the U.S.: #27)
• name:  A male given name (rare: 1 in 20000 males; popularity rank in the U.S.: #936)
• name:  A surname (common: 1 in 8333 families; popularity rank in the U.S.: #1016)