Definitions of Christopher:

• noun:   Christian martyr and patron saint of travellers (3rd century)
• name:  A male given name (very common: 1 in 96 males; popularity rank in the U.S.: #11)
• name:  A surname (common: 1 in 10000 families; popularity rank in the U.S.: #1182)
• name:  A female given name (rare: 1 in 33333 females; popularity rank in the U.S.: #1968)