See if you can believe some of the former teen and child stars turning 30 this year

justin bieber; dakota fanning

Justin Bieber and Dakota Fanning. Photo: Getty (2)

We’ve watched them grow up in front of the camera, and now, these former child and teen stars are turning 30 this year.

Dakota Fanning marked the milestone on Feb. 24, 2024, and Justin Bieber will soon follow on March 1.

But they’re not the only ones! See all of the former teen and child stars turning 30 in 2024.

01of 08

Harry Styles

Harry Styles poses with his GRAMMY awards for Best Pop Vocal Album and Album of the Year for Harrys House in the Press Room at the 65th Annual GRAMMY Awards held at Crypto.com Arena on February 5, 2023 in Los Angeles, California.

Harry Styles.Michael Buckner/Variety via Getty

Just 16 when he was discovered on the X Factor, singer Harry Styles turned 30 on Feb. 1.

02of 08

Dakota Fanning

Dakota Fanning attends the Marc Jacobs Runway 2024 Show

Dakota Fanning.Dimitrios Kambouris/Getty Images

On Feb. 23, actress Dakota Fanning celebrated her 30th birthday in a red-hot dress that was fresh off the runway.

03of 08

Justin Bieber

Justin Bieber performs on day three of Sziget Festival 2022 on budai-sziget Island on August 12, 2022 in Budapest, Hungary.

Justin Bieber.Joseph Okpako/WireImage

Baby, baby, baby, no more! Singer Justin Bieber will blow out the candles on March 1.

04of 08

Saoirse Ronan

Saoirse Ronan attends "The Outrun" Premiere during the 2024 Sundance Film Festival at Library Center Theatre on January 19, 2024 in Park City, Utah.

Saoirse Ronan.Matt Winkelmeyer/Getty

First introduced to audiences at 13 years old in Atonement, actress Saoirse Ronan (who turns 30 on April 12) is now a four-time Oscar nominee.

05of 08

Moisés Arias

Moises Arias attends the 2022 Film Independent Spirit Awards on March 06, 2022 in Santa Monica, California.

Moisés Arias. Jon Kopaloff/Getty

Actor Moisés Arias — born on April 18 — came up on series including Hannah Montana, The Suite Life and Wizards of Waverly Place as a child and young teen.

06of 08

Zoey Deutch

Zoey Deutch during an interview with host Jimmy Fallon

Zoey Deutch. Todd Owyoung/NBC/NBCU Photo Bank via Getty Images

Actress Zoey Deutch hit screens at 15 years old on The Suite Life on Deck, and has since appeared in more than 30 projects. She’ll mark her birthday on Nov. 10.

07of 08

Jake T. Austin

Nat Wolff Says He Peed in a Cup to Help Jake T. Austin Pass a Drug Test When They Were Teens

Jake T. Austin.Albert L. Ortega/Getty Images

Another former Disney star, actor Jake T. Austin of Wizards of Waverly Place will celebrate his 30th not long after his Dec. 3 birthday with a return to his roots in the series’ 2025 revival.

08of 08

Nat Wolff

Nat Wolff Says He Peed in a Cup to Help Jake T. Austin Pass a Drug Test When They Were Teens

Nat Wolff.Dominik Bindl/Getty Images)

Austin is followed not long after by actor/musician pal Nat Wolff, a former Nickelodeon star whose birthday is Dec. 17.