One thing about me is that I am extremely fascinated by celebrity birthdays and ages. And just out of plain curiosity, I wondered, which famous people are about to turn 40 in 2024?
And just in case you wanted to feel old today, lemme tell you:
1. Katy Perry
Birthday: Oct. 25
Where you know her from: She's a singer best known for her hits like "Teenage Dream," "California Gurls," "I Kissed a Girl," "Hot n Cold," "Firework," and "Last Friday Night." She's also a judge on American Idol.
Stewart Cook / ABC via Getty Images 2. Prince Harry
Birthday: Sept. 15
Where you know him from: He's, well, Prince Harry.
Karwai Tang / WireImage 3. Avril Lavigne
Birthday: Sept. 27
Where you know her from: She's a singer-songwriter and one of the most influential artists during the '00s pop punk era. Her hits include "Sk8er Boi," "Girlfriend," and "Complicated."
Mathew Tsang / WireImage 4. T-Pain
Birthday: Sept. 30
Where you know him from: He's a rapper and record producer best known for his usage of autotune. Some of his hit songs include "I'm Sprung," "I'm 'n Luv (Wit a Stripper)," "Buy U a Drank (Shawty Snappin')," "Bartender," "Can't Believe It," and "5 O'Clock."
Bravo / Charles Sykes/Bravo via Getty Images 5. Mark Zuckerberg
Birthday: May 14
Where you know him from: He created Facebook.
Picture Alliance / dpa/picture alliance via Getty Images 6. Mandy Moore
Birthday: April 10
Where you know her from: She's an actor best known for her role on This Is Us . She's also acted in movies like A Walk to Remember, The Princess Diaries, Chasing Liberty, and Tangled . She's also a singer and rose to fame in the 00s with her debut single "Candy."
Jon Kopaloff / Getty Images 7. Kid Cudi
Birthday: Jan. 30
Where you know him from: He's a rapper and an actor. He's widely known for his smash hits "Day 'n' Nite" and "Pursuit of Happiness." He has also starred in movies like X, Don't Look Up, and Silent Night .
Kevin Winter / Getty Images 8. Calvin Harris
Birthday: Jan. 17
Where you know him from: He's a DJ and record producer best known for hit songs like "This Is What You Came For ft. Rihanna," "Summer," "Feel So Close," and "One Kiss."
Joe Maher / Getty Images 9. Olivia Wilde
Birthday: March 10
Where you know her from: She's an actor and director best known for her movies Don't Worry Darling and Booksmart . She also starred in projects like House, Tron: Legacy, The Lazarus Effect , and more.
Michael Tran / AFP via Getty Images 10. Gina Rodriguez
Birthday: July 30
Where you know her from: She starred on Jane the Virgin and currently stars on Not Dead Yet . She's also best known from her performances in movies like Someone Great, Miss Bala, and Spy Kids: Armageddon .
Arturo Holmes / WireImage 11. Aubrey Plaza
Birthday: June 26
Where you know her from: She's an actor best known for her performances in shows and movies like Parks and Recreation, The White Lotus, Scott Pilgrim vs. the World, Legion, Happiest Season, Ingrid Goes West, Emily the Criminal, and more.
Jamie Mccarthy / Getty Images 12. Noel Fisher
Birthday: March 13
Where you know him from: He's best known for playing Mickey Milkovich on Shameless . He also played Vladimir in The Twilight Saga: Breaking Dawn — Part 2.
Michael Bezjian / Getty Images for The Art of Elysium 13. America Ferrera
Birthday: April 18
Where you know her from: She's an Emmy Award-winning actress best known for roles in shows like Ugly Betty and Superstore . She's also known for movies like Real Women Have Curves, Barbie, The Sisterhood of the Traveling Pants, and How to Train Your Dragon.
Rodin Eckenroth / The Hollywood Reporter via Getty Images 14. Jack Antonoff
Birthday: March 31
Where you know him from: He's an eight-time Grammy Award-winning musician and producer, best known for working with artists like Taylor Swift, Lana Del Rey, The 1975, Florence + the Machine, and Lorde. He's also the founding member of the band Bleachers and played guitar and drums for the band Fun.
Axelle / FilmMagic 15. Patrick Stump
Birthday: April 27
Where you know him from: He's the lead singer of Fall Out Boy.
Rich Polk / Getty Images for iHeartRadio 16. Trevor Noah
Birthday: Feb. 20
Where you know him from: He's a comedian, and he hosted The Daily Show from 2015–2022. He's also been nominated for 11 Emmy Awards.
Matt Winkelmeyer / Getty Images 17. Kelly Osbourne
Birthday: Oct. 27
Where you know her from: Her parents are Ozzy and Sharon Osbourne, and she starred on the reality TV series The Osbournes with them. She's also a television personality and has starred on shows like Fashion Police, Project Catwalk, Project Runway Junior , and Australia's Got Talent .
Araya Doheny / Getty Images for The Art of Elysium 18. Scarlett Johansson
Birthday: Nov. 22
Where you know her from: She's a suuuper successful actor and best known for her portrayal as Black Widow/Natasha Romanoff in the MCU. She is also one of the highest grossing box office stars of all time. She's also been in plenty of other movies like Lost in Translation, Girl with a Pearl Earring, A Marriage Story, Jojo Rabbit , and more.
Monica Schipper / Getty Images for David Yurman 19. Fantasia Barrino
Birthday: June 30
Where you know her from: She was the Season 3 winner of American Idol. She's a successful Grammy Award-winning R&B singer, and stars in the movie adaptation of The Color Purple .
Kevin Winter / Getty Images 20. Paul Dano
Birthday: June 19
Where you know him from: He's an actor best known for his roles in The Batman, There Will Be Blood, Little Miss Sunshine, The Fabelmans, 12 Years a Slave, and more.
Mike Coppola / Getty Images 21. Lauren London
Birthday: Dec. 5
Where you know her from: She's an actor best known for projects like ATL , This Christmas , Madea's Big Happy Family , Baggage Claim , The Game , Games People Play , Without Remorse , and You People . She also dated Nipsey Hussle until his death in 2019.
Dimitrios Kambouris / Getty Images for Glamour 22. Ashlee Simpson
Birthday: Oct. 3
Where you know her from: She's an actor and singer best known for her breakout single "Pieces of Me." She's also Jessica Simpson's younger sister.
Lester Cohen / Getty Images for JBL 23. Cecily Strong
Birthday: Feb. 8
Where you know her from: She starred on Saturday Night Live from 2012–2022.
Steven Ferdman / Getty Images 24. Christy Carlson Romano
Birthday: March 20
Where you know her from: She's best known for playing Ren Stevens on Even Stevens and for voicing Kim Possible. She also hosts the Vulnerable podcast where she interviews former child stars.
Hubert Vestil / Getty Images 25. Jackson Rathbone
Birthday: Dec. 14
Where you know him from: He best known for playing Jasper Hale in the Twilight movies.
Michael Kovac / Getty Images for The Creative Coalition 26. Chris Lowell
Birthday: Oct. 17
Where you know him from: He's an actor best known for his roles in Veronica Mars, Private Practice, How I Met Your Father, Promising Young Woman, GLOW, The Help, and more.
Emma Mcintyre / Getty Images 27. Jena Malone
Birthday: Nov. 21
Where you know her from: She's a highly successful actor best known for her performances in movies like Donnie Darko , The Hunger Games movies, Pride & Prejudice, Into the Wild, Sucker Punch, The Neon Demon, Nocturnal Animals, and more.
Michael Tullberg / Getty Images View comments