Join Wonderwall.com as we take a look at all the celebrities turning 70 in 2021… starting with this music star… On Oct. 7, Grammy-nominated musician John Mellencamp — the man behind hits like "Hurts So Good," "Jack & Diane," "Crumblin' Down," "Lonely Ol' Night," "Small Town" and "R.O.C.K. in the U.S.A." — celebrates his milestone 70th birthday.
Keep reading to see who else was born in 1951…
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Karen Allen turned 70 on Oct. 5. She's perhaps best known as Marion Ravenwood, Indy's love interest in "Raiders of the Lost Ark" who's revealed to be the mother of his son in "Indiana Jones and the Kingdom of the Crystal Skull."
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It was the one and only Sting's 70th birthday on Oct. 2.
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"Star Wars" icon Mark Hamill, who first brought Luke Skywalker to life in 1977, turned 70 on Sept. 25.
Actress Cassandra Peterson — who's best known for her portrayal of satirical, sarcastic horror hostess Elvira, Mistress of the Dark (she's been playing her since the early '80s!) — celebrated her 70th birthday on Sept. 17.
"Designing Women" star Jean Smart — who's won Emmys for her work on "Frasier" and "Samantha Who?" and on Sept. 19 won another for her performance on "Hacks" — celebrated her 70th birthday on Sept. 13.
"The Goonies," "The Sopranos" and "Memento" star Joe Pantoliano turned 70 on Sept. 12.
The Pretenders frontwoman Chrissie Hynde, who's given us Grammy-nominated hit songs like "I'll Stand By You" and "Brass In Pocket (I'm Special)," celebrated her 70th birthday on Sept. 7.
Oscar- and Emmy-nominated actor Michael Keaton blew out 70 candles on his birthday cake on Sept. 5.
Happy birthday, Mark Harmon! The "NCIS" star celebrated the big 7-0 on Sept. 2.
Happy birthday, Lynda Carter! The star of TV's "Wonder Woman" turned 70 on July 24.
"7th Heaven" matriarch Catherine Hicks celebrated her 70th birthday on Aug. 6.
Oscar-winning actor Chris Cooper celebrated his 70th birthday on July 9.
"Charlie's Angels" star Cheryl Ladd turned 70 on July 12.
Swedish actor Stellan Skarsgard, who starred in "Mamma Mia!" and "Good Will Hunting," turned 70 on June 13.
Didi Conn — who played Frenchy in "Grease" and Denise on "Benson" — celebrated her 70th birthday on July 13.
On July 8, Oscar winner Anjelica Huston celebrated her 70th birthday.
Can you feel it coming in the air tonight? That's Genesis drummer-turned-solo artist Phil Collins' 70th birthday. It beckoned the Grammy, Golden Globe and Academy Award winner on Jan. 30.
"The Office" and "Inside Out" star Phyllis Smith celebrated her 70th birthday on July 10.
Oscar winner Geoffrey Rush celebrated his 70th birthday on July 6.
On Feb. 23, "Home Improvement" star Patricia Richardson celebrated her milestone 70th birthday.
"Who's the Boss?" legend Tony Danza turned 70 on April 21.
Former Bond girl and "Dr. Quinn, Medicine Woman" star Jane Seymour — who's an Emmy and Golden Globe winner — turned 70 on Feb. 15.
Husky-voiced "Total Eclipse of the Heart" singer Bonnie Tyler blew out 70 candles on June 8.
"Die Hard," "The Goonies" and "License To Kill" star Robert Davi celebrated his 70th birthday on June 26.
Jan. 15 marked singer, comedian and flamenco guitarist Charo's birthday. She blew out 70 candles this year. Or, according to many old reports, she actually turned 80 — she's long refused to confirm her real age!
"Entertainment Tonight" host Mary Hart will be celebrating her 70th birthday on Nov. 8.
Bestselling financial advice author and podcast host Suze Orman — who's won two Emmys for her PBS specials about managing money — celebrated her 70th birthday on June 5.
Dr. Jill Biden — who became America's first lady on Jan. 20, 2021 — celebrated her 70th birthday on June 3.
Rock star Ace Frehley — the original lead guitarist and a co-founding member of the rock band KISS — blew out 70 candles on his birthday cake on April 27.
Fashion designer Tommy Hilfiger celebrated his 70th birthday on March 24.
Singer Jackie Jackson — the oldest Jackson brother and a co-founding member of The Jackson 5 — celebrated his 70th birthday on May 4.
On March 17 — St. Patrick's Day — Kurt Russell blew out 70 candles on his cake!
This year on Nov. 15, actress Beverly D'Angelo rings in her 70th birthday.
Kirstie Alley — who became a household name in the '80s thanks to her role on the massively popular sitcom "Cheers" — turned 70 on Jan. 12.
On May 4, Mötley Crüe co-founder and lead guitarist Mick Mars celebrated his 70th birthday.
R&B and soul singer Peabo Bryson toasted to his 70th birthday on April 13.
Actor Harry Hamlin — who lately is best known for his appearances on "The Real Housewives of Beverly Hills" with wife Lisa Rinna — turns 70 on Oct. 30.
Filmmaker Kathryn Bigelow — who won Oscars for best director and best picture for her work on "Zero Dark Thirty" in 2010 — turns 70 on Nov. 27.
Dec. 1 marks "Hair" and "Everwood" star Treat Williams' 70th birthday.
Character actress Celia Weston — who's recognizable from her roles in everything from "Alice" and "Dead Man Walking" to "The Talented Mr. Ripley" and "Hulk" — marks her milestone 70th birthday on Dec. 14.
On July 18, actress Margo Martindale — who won Emmys for her performances on "The Americans" and "Justified" — celebrates her 70th birthday.
County music singer Crystal Gayle — who's known for her long hair and 1977 crossover hit "Don't It Make My Brown Eyes Blue" — celebrated her 70th birthday on Jan. 9.
Professional bodybuilder-turned-actor Lou Ferrigno — who found fame as the star of the TV series "The Incredible Hulk" — blows out 70 candles on Nov. 9.
On Feb. 24, "That '70s Show" actress Debra Jo Rupp turned 70 years old.