It's hard to believe that stars born in the year 2000 are turning 20! Join Wonderwall.com as we take a look at which celebs are saying goodbye to their teenage years in 2020… starting with Mackenzie Foy, the actress who's best known for her work in "Interstellar" and as Renesmee in the "Twilight Saga" films. The actress celebrates her 20th birthday on Nov. 10. Keep reading to see who else is hitting the milestone age this year…
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Willow Smith turned 20 on the spookiest day of the year — Oct. 31!
"Grown-ish" star Yara Shahidi blew out 20 candles on Feb. 10. On her big day, Yara took to Instagram to share a photo of herself holding a birthday cake. "Still my born day 🇮🇷," she captioned the snap.
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"July" hitmaker Noah Cyrus rang in her 20th birthday on Jan. 8. To celebrate, Noah threw a big bash at the Roxy Theater in West Hollywood. Celebrity pals like Bella Thorne and Machine Gun Kelly plus big sis Miley Cyrus were also in attendance!
"Moana" breakout star Auli'i Cravalho turns the big 2-0 on Nov. 22!
Halle Bailey — the "Grown-ish" star who's also half of music duo Chloe x Halle — said goodbye to her teenage years on March 27. "happy birthday halleeeee 😍😍🥰🥰🥰🥳🥳🥳🥳🥳🥳 i love you so much my little sun bunny. my true ride or die 🌷🌼🌺," sister Chloe wrote on Instagram to mark Halle's big day.
The Bonus Jonas — aka Frankie Jonas — turned 20 on Sept. 28! He's seen here with big brother Nick Jonas in 2018.
YouTube personality and LGBTQ activist Jazz Jennings turned 20 on Oct. 6. On her milestone birthday, she took to Instagram to share a photo of herself smiling. "Entering the third decade of my life❤️🥳 #20thbirthday #birthdaygirl," she captioned the pic.
Actor Joshua Bassett from the Disney+ show "High School Musical: The Musical: The Series" will celebrate his 20th birthday on Dec. 22.
"Team Toon" actress Meg Donnelly turned 20 on July 25.
Australian actor Nicholas Hamilton blew out 20 candles on his birthday cake on May 3! He took to Instagram to share a video of himself blowing out a match on a slice of cake. "Blew out my match like a regular boy does 🥳 happy regular not different at all birthday to me," he wrote alongside the clip.
Griffin Gluck from the Netflix series "American Vandal" celebrated his 20th birthday on Aug. 24.
"Jojo Rabbit" actress Thomasin McKenzie entered her 20s on July 26. She'll appear in three films in 2021: "The Justice of Bunny King," "Last Night in Soho" and "Old."
Princess Mae is the younger sister of YouTube sensation Bretman Rock. The influencer — who's amassed more than 2.5 million followers on Instagram — celebrated her 20th birthday on May 27.
Dani Cimorelli — a former member of the sisters group Cimorelli, which has more than 5 million YouTube subscribers — turned 20 on June 15.