Tina Marie Majorino (born February 7, 1985) is an American film and television actress. She started her career as a child actor, starring in films such as Andre, When a Man Loves a Woman, Corrina, Corrina, and Waterworld. Despite her early success, Majorino left show business in 1999.
She returned several years later in what would become one of her best known roles, the character Deb in the 2004 film Napoleon Dynamite. Since her return to acting, Majorino has also starred in television series such as Veronica Mars and Big Love.

Devil May Cry
Sentry (voice) · (3 episodes)
2025

I, Challenger
Vanessa
2022
Bury Me
Vanessa
2022

Etheria
Erin · (1 episode)
2020

Time Warp Vol. 3: Comedy and Camp
Self
2020

Delivered
Jenny
2020

Maelstrom: The Odyssey of Waterworld
Herself / Enola (archive footage)
2018

The Good Doctor
Grace · (1 episode)
2017

Scorpion
Florence · (12 episodes)
2014

Legends
Maggie Harris · (10 episodes)
2014

You, Me & Her
Erin
2014

Veronica Mars
Cindy 'Mac' Mackenzie
2014

Should've Been Romeo
Alice
2012

Napoleon Dynamite
Deb · (6 episodes)
2012

The Deep End
Addy Fisher · (6 episodes)
2010

Castle
Reese Harmon · (1 episode)
2009

True Blood
Molly · (6 episodes)
2008

What We Do Is Secret
Michelle
2007

Think Tank
Sal
2006

Big Love
Heather Tuttle · (0 episode)
2006

Bones
Special Agent Genevieve Shaw · (3 episodes)
2005

Grey's Anatomy
Heather Brooks · (22 episodes)
2005

Veronica Mars
Cindy 'Mac' Mackenzie · (34 episodes)
2004

Napoleon Dynamite
Deb
2004

Without a Trace
Serene Barnes · (1 episode)
2002

Alice in Wonderland
Alice
1999

Merry Christmas, George Bailey!
Janie Bailey
1997

Before Women Had Wings
Avocet Abigail 'Bird' Jackson
1997

Santa Fe
Crystal Thomas
1997

True Women
Young Euphemia Ashby · (2 episodes)
1997

New York Crossing
Laura
1996

Waterworld
Enola
1995

Andre
Toni Whitney
1994

Corrina, Corrina
Molly Singer
1994

When a Man Loves a Woman
Jessica Green
1994

Camp Wilder
Sophie Wilder · (19 episodes)
1992

The Tonight Show with Jay Leno
Herself · (1 episode)
1992