
Lyndsy Fonseca
- Known for
- Acting
- Born
- January 7, 1987
- Birthplace
- Oakland - California - USA
Lyndsy Marie Fonseca (born January 7, 1987) is an American actress, best known for her roles as Colleen Carlton on the CBS soap opera The Young and the Restless, and Alexandra "Alex" Udinov on The CW show Nikita. She was discovered by a talent manager in San Francisco. She then relocated to Los Angeles for her first pilot season at age 13, in the middle of the school year. The following year, she landed her breakthrough role, playing Colleen Carlton on The Young and the Restless with a three-year contract. In she had a recurring role as Ted Mosby's future daughter on How I Met Your Mother and as Donna on HBO's Big Love. She starred in the 2005 Hallmark TV film Ordinary Miracles, as a 16-year-old juvenile delinquent who goes to live with a judge (Jaclyn Smith).In fall 2007, she played Dawn in the film Remember the Daze. She joined the cast of ABC's Desperate Housewives as the daughter of Katherine Mayfair (Dana Delany), a character moving onto Wisteria Lane. In 2008, she was nominated at the Screen Actors Guild Awards for Outstanding Performance by an Ensemble in a Comedy Series for Desperate Housewives (2004), shared with the cast. She played Katie Deauxma in the 2010 superhero film Kick-Ass, which also featured her Nikita co-star Xander Berkeley in the cast. She appeared in three more films in 2010, including Hot Tub Time Machine, and she was cast as new recruit Alex on the CW's Nikita. She was listed at #62 in the 2010 Maxim Hot 100 and #89 in the 2011 list.
Filmography

Holiday Touchdown: A Bears Love Story 2026
as Avery Clark

Don't Move 2026
as Megan Forrester

The Love Heist 2026
as Kayli

Single on the 25th 2025
as Nell Duke

What It’s Like to Be Okay 2025
as Izzy Moore

Holiday Crashers 2024
as Toni

The Girl Who Wasn't Dead 2024
as Carrie

The Magic of Lemon Drops 2024
as Lolly

Where Are You, Christmas? 2023
as Addy

Spinning Gold 2023
as Joyce Biawitz

North to Home 2022
as Posy

Next Stop, Christmas 2021
as Angie

You Can't Take My Daughter 2020
as Amy Thompson

Agent Emerson 2019
as Alexandra Emerson

Curvature 2017
as Helen

Moments of Clarity 2016
as Danielle

The World's Biggest Asshole 2016
as Sarah

The Escort 2015
as Natalie

Down Dog 2015
as Winter

Hoss 2015
as Burke

Fort McCoy 2014
as Anna Gerkey

Kick-Ass 2 2013
as Katie Deauxma

Five 2011
as Cheyanne

The Ward 2011
as Iris

Kick-Ass 2010
as Katie Deauxma

Hot Tub Time Machine 2010
as Jennie

Remember the Daze 2008
as Dawn

Dark Mind 2006
as Jenny

Cyber Seduction: His Secret Life 2005
as Amy

I Do, They Don't 2005
as Sandy Barber

Ordinary Miracles 2005
as Sally Powell
Credits from TMDB.