Antonia Eugenia "Nia" Vardalos (born September 24, 1962) is a Canadian-American actress, screenwriter, director, and producer. Her most notable work is the 2002 film My Big Fat Greek Wedding, which garnered her nominations for the Academy Award for Best Original Screenplay, and the Golden Globe Award for Best Actress – Motion Picture Comedy or Musical. She's also known for starring in the sequel My Big Fat Greek Wedding 2, and the TV series My Big Fat Greek Life. She starred in the films Connie and Carla, My Life in Ruins, I Hate Valentine's Day, and Helicopter Mom. She starred on TV as Domino in Team Knight Rider and as Annie Spiro in Graves. She hosted The Great American Baking Show along with her then husband, actor Ian Gómez.

Filmography

• 2026You, Me & Tuscany — Mrs. Dunn
• 2023My Big Fat Greek Wedding 3 — Toula Portokalos-Miller, Director, Writer, Executive Producer
• Guillermo del Toro's Cabinet of Curiosities — Madame Levine
• 2022Ivy + Bean — Mrs. Trantz
• 2022Ivy + Bean: The Ghost That Had to Go — Mrs. Trantz
• 2022The Curse of Bridge Hollow — Madam Hawthorne
• Chucky — Evelyn Elliott
• 2021Tiny Beautiful Things — Adaptation, Writer
• 2020A Taste of Christmas — Olivia
• 2020Poisoned Love: The Stacey Castor Story — Stacey
• 2020Tiny Beautiful Things — Sugar, Writer
• 2019Same Time, Next Christmas — Faye Anderson
• 2019Wonder Woman: Bloodlines — Julia Kapatelis (voice)
• 2018Charming — Nemeny Neverwish (voice)
• Station 19 — Patricia
• DuckTales — Selene (voice)
• 2017Star vs. the Forces of Evil: The Battle for Mewni — Angie Diaz (voice)
• 2016Car Dogs — Sharon
• Graves — Annie Spiro
• 2016My Big Fat Greek Wedding 2 — Toula Portokalos-Miller, Writer, Executive Producer
• Crazy Ex-Girlfriend — Wendy Legrand
• Dr. Ken — Tiffany
• 2015Helicopter Mom — Maggie
• Star vs. the Forces of Evil — Angie Diaz (voice), Mrs. Diaz (voice)
• Jane the Virgin — Barbara
• 2013Dealin' with Idiots
• 2012An American Girl: McKenna Shoots for the Stars — Mrs. Brooks
• 2012For a Good Time, Call... — Rachel Rodman
• 2011Larry Crowne — Map Genie (voice), Writer, Screenplay
• The Good Guys — Eileen
• Cougar Town — Angela Torres
• Drop Dead Diva — Lisa Shane
• 2009I Hate Valentine's Day — Genevieve Gernier, Director, Screenplay
• 2009My Life in Ruins — Georgia Ianakopolis
• 2006Greece: Secrets of the Past — Narrator
• Grey's Anatomy — Karen
• 2004Connie and Carla — Connie, Writer, Executive Producer
• My Big Fat Greek Life — Nia Miller-Portokalos, Co-Executive Producer, Writer, Creator
• 2002My Big Fat Greek Wedding — Fotoula 'Toula' Portokalos, Writer
• Curb Your Enthusiasm — Lawyer
• Law & Order: Special Victims Unit — Minonna Efron
• 1999Meet Prince Charming — Jennifer
• Two Guys and a Girl — Evelyn
• 1997Men Seeking Women — Iris
• Team Knight Rider — Domino
• The Drew Carey Show — Grace Almada
• Boy Meets World — Mrs. Gallagher
• The Tonight Show with Jay Leno
• 21 Down — Aunt Robbie
• Nutmeg & Mistletoe — Mayor Rita Brown

Appearances as themselves (19)

• 2025SNL50: The Homecoming Concert — Self
• Battle of the Decades — Self - Judge
• Celebrity Wheel of Fortune — Self - Contestant
• Name That Tune — Self - Contestant
• Stars in the House — Self
• Celebrity Family Feud — Self
• The Great American Baking Show — Self - Host
• Celebrity Name Game — Self
• The Talk — Self
• Watch What Happens Live with Andy Cohen — Self - Guest
• 2007The Dialogue: An Interview with Screenwriter Nia Vardalos — Herself
• 2006Boffo! Tinseltown's Bombs and Blockbusters — Self
• On Air with Ryan Seacrest — Self
• The Soup — Self
• The Ellen DeGeneres Show — Self
• The View — Self
• Entertainment Tonight — Self
• Saturday Night Live — Self - Host
• The Oscars — Self