2020 has been a year of big birthdays for some of our favorite stars! Join Wonderwall.com as we take a look at the most significant celebrity milestone birthdays of the year… starting with Olivia de Havilland's… The "Gone With the Wind" actress and two-time Oscar winner turned 104 on July 1! Keep reading for more stars marking milestone birthdays in 2020…
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"Little Women" star Timothée Chalamet will celebrate his 25th birthday two days after Christmas on Dec. 27.
RELATED: Stars turning 30 in 2020
Ex-boyfriend Timothée Chalamet isn't the only one with a major milestone birthday in 2020 — French-American actress Lily-Rose Depp became old enough to legally drink alcohol in the United States when she celebrated her 21st birthday on May 27. Lockdown didn't stop her from having fun on her big day: She posted a photo of herself in a stunning cocktail dress with the caption: "🤍Quar21🤍 thank y'all for the love !!!"
"Old Town Road" hitmaker Lil Nas X marked a few major milestones this year: He won two Grammys in January then on April 9, he turned 21! In celebration of his special day, the music star took to Instagram to post a video of himself blowing out a candle on a slice of bread with an Elmo stuffed animal on his lap. "Bringing in my 21st with my day 1," he captioned the clip.
This rock legend marked a milestone birthday on May 10: U2 frontman Bono turned 60!
"Jeopardy!" host Alex Trebek, who's battling stage 4 pancreatic cancer, will celebrate his 80th birthday on July 22.
We love you, J-Law! On Aug. 15, Academy Award-winning actress Jennifer Lawrence turns 30.
"Future Nostalgia" singer Dua Lipa has a major milestone to look forward to: On Aug. 22, the British pop star will celebrate her 25th birthday.
Another celeb saying hello to 25? Kendall Jenner, who marks the big birthday on Nov. 3.
Kendall isn't the only Kardashian sister with a reason to celebrate. On Oct. 21 — just 10 days before Halloween — Kim Kardashian West will join sister Kourtney as a member of the 40s club as she hits the big 4-0.
In 2020, Matt Damon will celebrate his 50th birthday! The actor marks the major milestone on Oct. 8.
Tony, Emmy and Grammy Award winner Dick Van Dyke will celebrate his 95th birthday on Dec. 13!
Sweet sixteen! On Feb. 19, "Stranger Things" star Millie Bobby Brown celebrated her 16th birthday. That day, the actress took to Instagram to reflect on growing up in the limelight. "16 has felt like a long time coming. i feel like change needs to happen for not only this generation but the next," she wrote alongside a video showcasing a series of moments throughout her career. "our world needs kindness and support in order for us children to grow and succeed."
(Almost) all grown up! On Dec. 23, "Stranger Things" star Finn Wolfhard will ring in his 18th birthday.
Former James Bond star Sean Connery will turn 90 on Aug. 25.
"Spider-Man: Far From Home" villain Jake Gyllenhaal is another star who will celebrate his 40th birthday this year. He marks the milestone on Dec. 19.
On May 13, legendary musician Stevie Wonder turned 70!
From "Mad Men" to "The Chilling Adventures of Sabrina," Kiernan Shipka has grown up in the spotlight! The young actress will celebrate her 21st birthday on Nov. 10, just 10 days after the spookiest day of the year.
2020 has been a big year for Gigi Hadid — in addition to celebrating her 25th birthday on April 23, the model confirmed that she and boyfriend Zayn Malik are expecting their first child together! For her quarantine birthday, Gigi celebrated with family and was even surprised with a cake made by "Cake Boss" star Buddy Valastro! "+++The icing on the perfect quarantine bday was finding out my surprise everything-bagel-cake was made by the one and only Cake Boss @buddyvalastro who I have watched for over a decade," she wrote in a lengthy Instagram post. "I CRIED REAL TEARS! BUDDY! This is a dream come true. I can't believe you made this cake for me while the bakery is closed. It means more to me than you know, and when we hopefully meet some day you will truly know that there almost isn't an episode I've missed."
The premiere of Netflix's "AJ and the Queen" isn't the only happy occasion RuPaul has to celebrate in 2020 — on Nov. 17, the glamorous icon will also celebrate his 60th birthday!
On Oct. 16, Tony and Golden Globe winner Angela Lansbury turns 95!
"Bombshell" actress Margot Robbie will say goodbye to her 20s when she celebrates her 30th birthday on July 2.
Nine-time Oscar nominee (and one-time winner) Al Pacino turned 80 on April 25.
On March 18, actress-rapper Queen Latifah celebrated her 50th birthday. On her big day, she took to Instagram to thank fans for all the birthday thoughts. "Thank you for all the love and birthday wishes!!" she wrote. "These are strange times and even though we can't see each other in person, I'm so grateful to have you all in my life 💗"
Julianne Moore will say goodbye to her 50s on Dec. 3 — the day she turns 60!
Where has the time gone? On April 26, "Magic Mike" star Channing Tatum celebrated his 40th birthday. His on-off girlfriend, singer Jessie J, took to Instagram to share a heartfelt message on his special day. "Happy 40th birthday to this special man right here," the singer wrote alongside a photo of the actor. "You are truly one of a kind. I am so grateful you were born, and even more grateful that we met."
2020 is a big year for Jessica Simpson: In February, she released the bestselling memoir "Open Book" and on July 10, she turns 40.
On April 23, "Modern Love" heartthrob Dev Patel said farewell to his 20s when he celebrated his 30th birthday.
She'll always be Hermione Granger to us! On April 15, Emma Watson said goodbye to her 20s when she celebrated her 30th birthday.
"Hamilton" mastermind Lin-Manuel Miranda said goodbye to his 30s in 2020! On Jan. 16, the Broadway icon celebrated his 40th birthday.
Acclaimed comedian, actress and writer Tina Fey stepped into her 50s in 2020. The "Mean Girls" writer hit the big 5-0 on May 18.
Activist and "Grown-ish" star Yara Shahidi celebrated her 21st birthday on Feb. 10.
On July 30, "The Act" star Joey King will celebrate her 21st birthday!
They grow up so fast! Finn Wolfhard isn't the only "Stranger Things" star turning 18 in 2020! Gaten Matarazzo will mark the milestone on Sept. 8.
On Oct. 2, Kelly Ripa will blow out 50 candles on her birthday cake!
Hugh Grant — otherwise known as the charming former King of Rom-Coms — turns 60 on Sept. 9.
"Savage" hitmaker Megan Thee Stallion turned 25 on Feb. 15! She took to Instagram on her special day to post a couple selfies. "Valentine's Day was yesterday my birthday today and baby you kno I want gifts both days 😛," she captioned the pics.
What a heartthrob! In 2020, Liam Hemsworth stepped into his 30s. The Australian actor marked the milestone big 3-0 on Jan. 13.
On April 9, Kristen Stewart turned 30. She's come a long way since her "Twilight" days! In celebration of Kristen's milestone birthday, girlfriend Dylan Meyer took to Instagram to gush about her. "It's my absolute favorite persons birthday and I'm wishing everyone the volume of beautiful feeling I feel toward her," she wrote alongside a pic of them together. "It's a short ride on this earth, spend your time with someone that inspires you to be the best version of yourself and lights your s— on fire."
A cause for celebration! Legendary actor-director Clint Eastwood — who last starred in 2018's "The Mule — celebrated his 90th birthday on May 31st.
The cast of "Stranger Things" is seriously growing up too quickly! On April 16, Sadie Sink celebrated her 18th birthday.
Rebel Wilson said goodbye to her 30s in 2020! On March 2, the "Isn't It Romantic" star blew out 40 candles on her birthday cake.
Stanley Tucci will say goodbye to his 50s in 2020: On Nov. 11, the beloved "The Devil Wears Prada" actor will ring in his 60th birthday.
Willow Smith will celebrate her 21st birthday on the spookiest day of the year — Oct. 31!
Brooklyn Beckham reached the legal drinking age in the States — 21 — on March 4.
In 2020, Kehlani released her second studio album, "It Was Good Until It Wasn't," and celebrated a milestone birthday: On April 24, the R&B singer and mother of one turned 25.
"I Am Not Okay with This" actress Sophia Lillis is another young Hollywood star who celebrated a major birthday in 2020. On Feb. 13, she turned 18!