Kristina and Karissa Shannon (born October 2, 1989 in Ann Arbor, Michigan) are American glamour models, Playboy Playmates, and twin sisters.

Playboy Playmate of the Month July 2009 (shares July/August centerfold with her twin sister Kristina).
Twin sister of Kristina Shannon.
November 2007: Karissa was arrested on suspicion of misdemeanor battery.
The Shannon twins were arrested in the early morning hours of Jan. 10 and booked on suspicion of felony aggravated battery, according to arrest reports. Kristina and Karissa Shannon were released after posting $10,000 bonds. The twins were ordered to pay for restitution, and were given probation.