Tiffani Thiessen (born Tiffani-Amber Thiessen; January 23, 1974) is an American actress best known for her roles as Kelly Kapowski in Saved by the Bell and as Valerie Malone in Beverly Hills, 90210. She is also known for her role on Fastlane as Wilhelmina 'Billie' Chambers. As of 2009, she plays the role of Elizabeth Burke, in White Collar. After many years of going by her full name, Tiffani-Amber Thiessen, she is now credited as simply Tiffani Thiessen.
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Known For
LEGO Marvel Avengers: Mission Demolition
She-Hulk (voice)
2024
The Jennifer Hudson Show
(1 episode)
2022
Deliciousness
Self - Host · (60 episodes)
2020
Saved by the Bell
Kelly Kapowski-Morris · (7 episodes)
2020
Stars in the House
Self · (1 episode)
2020
Alexa & Katie
Lori Mendoza · (39 episodes)
2018
American Housewife
Celeste · (1 episode)
2016
Dinner at Tiffani's
Self - Host · (25 episodes)
2015
Northpole
Chelsea
2014
Celebrity Name Game
Self · (1 episode)
2014
The Tonight Show Starring Jimmy Fallon
(1 episode)
2014
The Tonight Show Starring Jimmy Fallon
Self · (1 episode)
2014
Hollywood Game Night
Self · (2 episodes)
2013
Jake and the Never Land Pirates
Misty the Wonderful Witch (voice) · (1 episode)
2011
White Collar
Elizabeth Burke · (81 episodes)
2009
Watch What Happens Live with Andy Cohen
Self - Guest · (1 episode)
2009
Cyborg Soldier
Lindsey Reardon
2008
Pandemic
Dr. Kayla Martin · (2 episodes)
2007
Head Case
Self · (1 episode)
2007
Rachael Ray
(1 episode)
2006
What About Brian
Natasha Drew · (1 episode)
2006
Hell's Kitchen
Self - Restaurant Patron · (1 episode)
2005
Good Morning, Miami
Victoria Hill · (11 episodes)
2002
Fastlane
Wilhelmina Chambers · (22 episodes)
2002
Hollywood Ending
Sharon Bates
2002
A Christmas Adventure ...From a Book Called Wisely's Tales
Vixen (voice) (as Tiffani-Amber Thiessen)
2001
Shriek If You Know What I Did Last Friday the Thirteenth
Hagitha Utslay
2000
The Ladies Man
Honey DeLune
2000
Ivansxtc
Marie Stein
2000
Love Stinks
Rebecca Melini / Juliette
1999
From Dusk Till Dawn 2: Texas Blood Money
Pam
1999
Speedway Junky
Wilma Price
1999
Cupid
(1 episode)
1998
TRL
(1 episode)
1998
Two Guys and a Girl
Marti · (9 episodes)
1998
The Greatest Christmas Moments of All Time!
Self
1997
The View
(1 episode)
1997
Just Shoot Me!
Amy · (3 episodes)
1997
Buried Secrets
Annalisse Vellum
1996
Sweet Dreams
Alison Sullivan
1996
E! True Hollywood Story
(2 episodes)
1996
The Rosie O'Donnell Show
Self · (2 episodes)
1996
She Fought Alone
Caitlin Rose
1995
The Stranger Beside Me
Jennifer Gallagher
1995
NewsRadio
Foxy Jackson · (1 episode)
1995
Saved by the Bell: Wedding in Las Vegas
Kelly Kapowski
1994
Burke's Law
Andrea Pierce · (1 episode)
1994
Late Night with Conan O'Brien
Self - Guest · (3 episodes)
1993
Son in Law
Tracy
1993
Saved by the Bell: The College Years
Kelly Kapowski · (19 episodes)
1993
A Killer Among Friends
Jenny Monroe
1992
Saved by the Bell: Hawaiian Style
Kelly Kapowski
1992
The Powers That Be
(1 episode)
1992
Step by Step
(1 episode)
1991
Beverly Hills, 90210
Valerie Malone · (149 episodes)
1990
Blossom
(1 episode)
1990
Who Shrunk Saturday Morning?
Kelly Kapowski
1989
Saved by the Bell
Kelly Kapowski · (86 episodes)
1989
Married... with Children
Heather McCoy · (1 episode)
1987
The Hogan Family
(2 episodes)
1986
Charles in Charge
Jennifer · (1 episode)
1984