By Neia Balao
1:00pm PDT, May 26, 2023
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Former Victoria's Secret model and Koa Organics creator Miranda Kerr — who has two sons with current husband Evan Spiegel, the co-founder of Snapchat, and one son with first husband Orlando Bloom — strutted into her 40s on April 20.
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On Sept. 6, English socialite Pippa Middleton — the younger sister of Princess Kate — celebrates her 40th birthday.
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"Saturday Night Live" star Michael Che — a former co-head writer on the sketch-comedy show who's co-hosted the "Weekend Update" segment with Colin Jost since 2014 — turned 40 on May 19.
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"American Idol" alum-turned-country music superstar Carrie Underwood blew out 40 candles on her birthday cake on March 10.
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"Precious" actress Gabourey Sidibe — who in 2022 revealed that she secretly got married in 2021 — will soon be saying farewell to her 30s: She turned 40 on May 6.
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On Sept. 25, "Atlanta" and "Community" actor Donald Glover — aka music star Childish Gambino — turns the big 4-0.
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"The Amazing Spider-Man" and "Tick, Tick… Boom!" actor Andrew Garfield has a big reason to celebrate this year — he turns the big 4-0 on Aug. 20.
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He's all grown up! On March 14, Taylor Hanson — a father of seven who's one-third of Hanson, the band of brothers who gave the world the hit song "MMMBop" — marked his 40th birthday.
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Lupita Nyong'o has said goodbye to her 30s! The Oscar-winning "Us," "Black Panther" and "12 Years a Slave" actress celebrated her milestone 40th birthday on March 1.
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"Girls," "Star Wars" franchise, "Marriage Story" and "House of Gucci" actor Adam Driver turns 40 on Nov. 19.
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On Feb. 23, "The Devil Wears Prada" and "A Quiet Place" actress Emily Blunt turned 40.
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"Parks and Recreation" and "Master of None" star Aziz Ansari turned 40 on Feb. 23.
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"Battlestar Galactica" actress Nicki Clyne — who in recent years made headlines for her membership in NXIVM, a group widely described as a cult, and for her marriage to fellow member Allison Mack, the "Smallville" actress who's serving prison time for her crimes in NXIVM — turned 40 on Feb. 11.
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On Jan. 2, "Blue Crush" and "Remember the Titans" actress Kate Bosworth — who went public with her relationship with actor Justin Long in 2022 — turns 40.
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On Oct. 3, Marvel actress Tessa Thompson — who will next appear in "Creed III" alongside Michael B. Jordan — will strut into her 40s.
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"That '70s Show" and "Black Swan" actress Mila Kunis — who more recently starred in the Netflix drama "Luckiest Girl Alive" in 2022 — will strut into her 40s on Aug. 14.
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On Feb. 27, "House of Cards" and "Pose" actress Kate Mara blew out 40 candles on her birthday cake.
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On May 14, "The Sisterhood of the Traveling Pants" actress Amber Tamblyn celebrated her 40th birthday.
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On Nov. 21, former WWE sensations, "Total Bellas" stars and twin sisters Nikki Bella and Brie Bella will celebrate their 40th birthdays.
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"Mission: Impossible" franchise and "Dune" actress Rebecca Ferguson will bid adieu to her 30s on Oct. 19: It's the day she turns 40.
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"Harry Potter" and "Star Wars" franchise and "About Time" actor Domhnall Gleeson — the son of actor Brendan Gleeson — celebrated his 40th birthday on May 12.
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"Barbie" director and co-writer Greta Gerwig — who also penned "Frances Ha," "Lady Bird" and 2019's "Little Women" — will blow out 40 candles on her birthday cake on Aug. 4.
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On Oct. 21, Aaron Tveit — who took home a Tony Award for best actor in a musical for his performance in Broadway's "Moulin Rouge!" — will celebrate his 40th birthday.
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On June 17, country music singer Mickey Guyton — the first black female artist to be nominated for a Grammy in a country category — will walk into her 40s.
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Canadian cutie and "Schitt's Creek" actor and co-creator Dan Levy has a major reason to celebrate in 2023! He turns the big 4-0 on Aug. 9.
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Jana Kramer — a "One Tree Hill" alum-turned-country music singer — marks her milestone 40th birthday on Dec. 2.
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On Dec. 21, "Nope" and "The Walking Dead" actor Steven Yeun turns 40.
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On Oct. 5, socialite Nicky Hilton Rothschild, the younger sister of Paris Hilton, turns 40.
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On April 10, "Lovecraft Country" and "Dexter: New Blood" actress Jamie Chung — who's married to "One Tree Hill" alum Bryan Greenberg — celebrated her 40th birthday.
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Brody Jenner — who appeared on "The Hills" and is the older half-brother of reality TV stars Kendall Jenner and Kylie Jenner — turns 40 on Aug. 21.
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On Oct. 5, Oscar-nominated actor Jesse Eisenberg — who portrayed Facebook founder Mark Zuckerberg in "The Social Network" and Lex Luthor in the DC Extended Universe — celebrates his 40th birthday.
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Adam Devine will soon be a member of the 40s club! The "Workaholics" and "The Righteous Gemstones" actor — who married his longtime love, actress Chloe Bridges, in 2021 — marks the milestone on Nov. 7.
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On July 9, "Christina on the Coast" and former "Flip or Flop" star Christina Hall will turn the big 4-0.
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On Oct. 17, "The Theory of Everything" and "Rogue One: A Star Wars Story" actress Felicity Jones will join a new decade: her 40s.
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On Dec. 2, "Insecure" actress and comedian Yvonne Orji will strut into her 40s.
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"Ray Donovan" actor Ryan Dorsey — who shares a son with "Glee" actress Naya Rivera, his late ex-wife — turns 40 on July 19.
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"Friday Night Lights" fan favorite Adrianne Palicki, who played Tyra Collette on the teen sports-drama series, turned 40 on May 6.
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Singer-songwriter Michelle Branch, who rose to fame in the early aughts with albums "The Spirit Room" and "Hotel Paper," will strum into her 40s on July 2.
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On Oct. 24, former 3LW and The Cheetah Girls singer Adrienne Bailon — who was a co-host on the daytime talk series "The Real" from 2013 to 2022 — will blow out 40 candles on her birthday cake.
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"90210" actor Matt Lanter joined the 40s club on the most foolish day of the year: April 1st!
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On Nov. 5, model and TV presenter Alexa Chung will smize into her 40s.
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On Aug. 3, "The Good Wife" and "The Good Fight" actress Mamie Gummer — the daughter of Meryl Streep — turns the big 4-0.
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"The Big Sick" actress and "Ruby Sparks" screenwriter Zoe Kazan joins the 40s club on Sept. 9.
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He'll always be Chris Keller to us! Singer-songwriter and "One Tree Hill" alum Tyler Hilton will walk into his 40s on Nov. 22.
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"The Sopranos" and "Fringe" actress Ari Graynor celebrated her 40th birthday on April 27.
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"Melissa and Joey" actress Lucy DeVito — the daughter of Danny DeVito and Rhea Perlman — stepped into her 40s on March 11.
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"Nathan for You" and "The Rehearsal" comedian Nathan Fielder, who hails from Vancouver, Canada, stepped into his 40s on May 12.
