Tiffani Amber Thiessen (born January 23, 1974) is an American actress. She is known for starring as Kelly Kapowski on NBC 's Saved by the Bell (1989 -- 93) and as Valerie Malone on Fox 's Beverly Hills, 90210 (1994 -- 98), two TV series that met with great success. Thiessen has also starred in other TV series such as Fox 's Fastlane (2002 -- 03), ABC 's What About Brian (2007), and USA Network 's White Collar (2009 -- 14), as well as in a number of TV movies, and she has also appeared in several films like Son in Law (1993), Shriek If You Know What I Did Last Friday the Thirteenth (2000), Hollywood Ending (2002), and Cyborg Soldier (2008).
who plays kelly in saved by the bell
Tiffani Amber Thiessen