Definitions of Denny:

• name:  A male given name (rare: 1 in 10000 males; popularity rank in the U.S.: #683)
• name:  A surname (common: 1 in 14285 families; popularity rank in the U.S.: #1886)
• name:  A female given name (rare: 1 in 100000 females; popularity rank in the U.S.: #4167)