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    39 Celeb Sibling Age Gaps That Are Honestly Larger Than I Imagined

    Their parents are out here LIVING.

    As someone who has a younger sibling that could easily be mistaken for my child, I know that siblings are a surprise that can happen at any point in life.

    Check out these celeb siblings and their enormous age gaps.

    1. Kourtney Kardashian, 43, is a whole 18 years older than Kylie Jenner, who will turn 25 in August.

    Kourtney Kardashian leans into Kylie Jenner in heavily beaded dresses at the 73rd Annual Golden Globe Awards Post-Party

    2. At 44, Donald Trump Jr. is 29 years older than his youngest sibling, Barron, 16.

    Donald Trump Jr., fist bumps his younger brother Barron, 10, in the Quicken Loans Arena before their father, Donald Trump, the Republican nominee for president, spoke on final night of the Republican National Convention

    3. Kevin Jonas, who turns 35 later this year, is 13 years older than the youngest Jonas, Frankie, who will turn 22 in September.

    Kevin Jonas, Frankie Jonas, Nick Jonas and Joe Jonas attend Disney Channel Hosts "Camp Rock 2: The Final Jam"

    4. Rosanna Arquette, 62, is 12 years older than David Arquette, 50.

    Rosanna Arquette and David Arquette attend the Los Angeles Premiere Of Apple's "They Call Me Magic" at Regency Village Theatre

    5. Ava Phillippe, 22, is a whole 13 years older than youngest sibling Tennessee Toth, who turns 10 later this year.

    Ava Phillippe, Reese Witherspoon, Deacon Phillippe, Tennessee James Toth and Jim Toth attend the premiere Of Universal Pictures' "Sing"

    6. Clint Eastwood's oldest daughter, Laurie, was born in 1954. He has eight children. The youngest, Morgan, was born in 1996.

    Clint Eastwood, wife Dina, Frances Fisher & children Scott, Kathryn, Francesca & Morgan

    7. David Foster's oldest daughter, Allison, is 52. His youngest child, Rennie, is 16 months.

    Allison Jones, David Foster, Erin Foster, and Jordan Foster on the red carpet before a charity fund raising gala

    8. In a matter of weeks, Nicole Richie will turn 41, and little sister Sofia Richie will turn 24.

    Nicole Richie, Lionel Richie, Sofia Richie and Miles Richie attend the Lionel Richie Hand And Footprint Ceremony

    9. Rhonda Ross Kendrick, Diana Ross' oldest child, is 50. Her birthday is 12 days (and 17 years) before Evan Ross, who will turn 34 this year.

    Rhonda Ross Kendrick, Raif Ross Kendrick, Ross Arne Naess, Chudney Ross, Tracee Ellis Ross, Diana Ross, and Evan Ross attend the Grand Opening of Books & Cookies

    10. Demi Lovato celebrates their 30th birthday in August, while little sister Madison De La Garza will turn 21 at the end of the year.

    Demi Lovato and actress sister Madison De La Garza

    11. Frankie Grande is 10 years older than Ariana.

    Ariana Grande and Frankie Grande at the 2010_10_04 Broadway In South Africa Concert

    12. Oliver Hudson also has a decade on half-brother Wyatt Russell.

    Oliver Hudson (L) and Wyatt Russell arrive at the Premiere of Netflix's "The Christmas Chronicles"

    13. Tia and Tamera Mowry turn 44 in July. Many people don't know they have two younger brothers: Tahj, 36, and Tavior, who turns 29 the day before his big sisters' birthday.

    14. Brandi Cyrus, half-sister of Miley Cyrus, recently turned 35. The youngest Cyrus, Noah, turned 22 in January.

    Singer Noah Cyrus and actress Brandi Cyrus visit the SiriusXM Studios on May 25, 2017

    15. Alexa Ray Joel turns 37 later this year. Billy Joel's youngest child, Remy, will be five in October.

    Billy Joel and Alexa Ray Joel at her performance

    16. Celine Dion’s son, René-Charles Angelil, is 21. He's a decade older than his twin brothers, Nelson and Eddy.

    Recording artist Celine Dion and children Rene-Charles Angelil, Eddy Angelil and Nelson Angelil attend the State Funeral Service for Celine Dion's Husband Rene Angelil

    17. Brooklyn Beckham is 23 and a married man. His youngest sibling, sister Harper Beckham, will turn 11 in July.

    Romeo Beckham, Brooklyn Beckham, Cruz Beckham, Harper Seven Beckham and Anna Wintour

    18. Toni Braxton turns 55 in October, making her a decade older than youngest sister Tamar, 45.

    Tamar Braxton and Toni Braxton attend the MARCELL VON BERLIN Spring/Summer 2022 Runway Fashion Show

    19. Britney Spears is also about 10 years older than little sister Jamie Lynn.

    Britney Spears and Jamie Lynn Spears at 2017 award show

    20. The eldest Hemsworth brother, Luke, is almost 42. The youngest, Liam, turned 32 in January.

    Actors/brothers Liam Hemsworth, Luke Hemsworth and Chris Hemsworth arrive for the Premiere Of Warner Bros. Pictures' "Vacation"

    21. Trey Smith, who turns 30 in November, is eight years older than little sister Willow, who turns 22 on Halloween.

    Trey Smith and Willow Smith attend the 26th annual EMA Awards

    22. Kate Winslet's oldest, daughter Mia Honey Threapleton, is coming up on 22 in October. Her youngest, son Bear, will be nine in December.

    Kate Winslet attends the L'Oréal Paris Lights on Women Award dinner at Hotel Martinez

    23. Jennifer Connelly's oldest, Kai Dugan, turns 24 later this summer. Her youngest, Agnes Bettany, just turned 11.

    Jennifer Connelly and Kai Dugan attend the 'Top Gun: Maverick' world premiere

    24. Michael Douglas is a father of three. His oldest, Cameron, turns 44 later this year. His youngest, Carys, is 19.

    25. Nicole Kidman's oldest, Isabella, will turn 30 in December. Her youngest, Faith, turns 12 six days after her big sister's birthday.

    Bella Cruise attends a private view of "Decadence", the new exhibition by American photographer Tyler Shields, at Maddox Gallery

    26. Isabella is also Tom Cruise's oldest. She's 14 years older than his youngest daughter, Suri, 16.

    Katie Holmes and Suri Cruise attend the Z100's Jingle Ball 2017

    27. Kate Hudson's oldest, Ryder Robinson, is 18. Her baby girl, Rani Rose Fujikawa, will turn four in October.

    28. Uma Thurman's oldest daughter, Maya, is 23. Her youngest, Luna, turns 10 next month.

    29. Liv Tyler's oldest, Milo, is 17.

    Liv Tyler and Milo are seen walking in SoHo on June 9, 2015 in New York City

    Her youngest, Lula Rose, turns seven next month.

    30. Madonna's daughter, Lourdes Leon, is almost 26. Her youngest two, twins Stella and Estere, turn 10 in August.

    31. Kevin Costner's eldest daughter, Annie, is 38. That's a 26-year age gap between Annie and the youngest of her five siblings, 12-year-old Grace.

    32. Michelle Williams is currently pregnant with her third child. Her oldest, Matilda, is 16.

    Michelle Williams departs after the screening of "Showing Up" during the 75th annual Cannes film festival

    33. Alec Baldwin and wife Hilaria are expecting their seventh baby this fall. His eldest daughter from his first marriage, Ireland, will be 27 in October.

    Alec Baldwin (L), wife Hilaria Baldwin (R) and their children attend DreamWorks Animation's "The Boss Baby: Family Business"

    34. Alanis Morissette's son, Ever, will turn 12 on Christmas. Her youngest, son Winter, will turn three in August.

    35. John Travolta's oldest son, Jett, passed away at 16. Born in 1992, he was eight years older than his sister, Ella, and would have been 18 years older than John's youngest son, Ben.

    US actor John Travolta (2ndR), his wife US actress Kelly Preston (L) and their children Ella Bleu Travolta (R) and Benjamin Travolta

    36. Bruce Willis' eldest daughter, Rumer, will turn 34 this year.

    Rumer Willis, Demi Moore, Bruce Willis, Scout Willis, Emma Heming Willis and Tallulah Willis attend Demi Moore's 'Inside Out' Book Party

    His youngest, Emma, just turned nine. That's a 25-year age gap.

    37. Robert De Niro is a father of six. There's a 41 year age gap between the oldest child, Drena, 50, and the youngest, Helen, 10.

    Robert De Niro and Drena De Niro attend the 20th Annual Hollywood Film Awards

    38. The oldest of Richard Gere's three kids, Homer, was born in 2000. In 2020, he welcomed a third son, whose name hasn't been shared.

    Richard Gere at photocall with his sons

    39. Mick Jagger is a father of eight! His oldest, Karis, will turn 52 this year. Deveraux, his youngest, will turn six, making it a 46-year age gap.

    Rolling Stone Sir Mick Jagger with father, Joe, and daughters Elizabeth and Karis

    It's some wild stuff! Share your thoughts in the comments.