Katie Donnelly Bio

Katie Donnelly is an American YouTuber and gymnast. Check out this biography to know about her birthday, childhood, family life, achievements, and fun facts about her.

Quick Facts

Birthday: June 25, 2004

Nationality: American

Age: 15 Years, 15 Year Old Females

Sun Sign: Cancer

Also Known As: Katie Elizabeth Donnelly

Born in: Maryland

Famous as: YouTuber


father: Mike Donnelly

mother: Jill Donnelly

siblings: Brennan, Ryan

U.S. State: Maryland

Popularity Index
Vloggers #738 Instagram Stars #254
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Katie Donnelly is an American YouTuber who is famous for being a part of ‘It's The Donnellys’, a family vlogging channel known for its fun and entertaining vlogs. She also has a solo channel on the platform where she posts beauty and lifestyle content. Donnelly is enormously popular on TikTok as well, with over 2.4 million followers on her katie8228 account. A swimmer and level nine gymnast, she is a multitalented girl in every way. She is an avid camera lover and loves shooting different types of vlogs. While she enjoys vlogging alone, she finds it more fulfilling to vlog with her family. Her presence in the family videos adds a unique charm to them. Talking about her personality, the young YouTuber is completely down to earth. She is charming and has a great taste in fashion. She has two brothers and loves to spend quality time with them whenever her hectic schedule permits.

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Rise to Stardom
  • Katie Donnelly originally started out on YouTube by launching the channel ‘Flippin' Katie’ (now ‘It's The Donnellys’) in May 2015. The channel’s initial videos were on gymnastics and showcased her talent as a passionate gymnast. With time, she began featuring in vlogs alongside her brothers. As her videos began getting more popular, she expanded her repertoire and started creating varied content on themes, such as road trips, shopping sprees, food challenges, water adventures, and so on.
  • Motivated by the rapid growth of the channel, her parents also began featuring in her vlogs and her channel transitioned to a family vlogging channel. The family vlogs were much loved by the viewers and gave the channel a major boost. Today, the channel has already crossed a million subscribers and has garnered more than 263 million views.
  • Some of the most popular vlogs on this family channel are 'The Great Watermelon Challenge' and ' 'Field Day with Bratayley | Boys vs Girls'. These videos, featuring a challenge and a vlog respectively, are absolutely worth watching! As of October 2018, the videos have over 27 million and over 7.5 million views respectively.
  • Katie Donnelly also runs a solo YouTube channel named ItsKatieDonnelly. Launched on January 11, 2018, the channel is dedicated to lifestyle videos and personal vlogs. Although it has been recently launched, it still has successfully earned more than 69k subscribers. She is also part of The Coral Girls’ YouTube channel ‘Gymscool,’ where she is joined by fellow gymnast Arden Martino.
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Personal Life
  • Katie Donnelly was born on June 25, 2004 in Maryland, USA, to Jill and Mike Donnelly. Both her parents are popular YouTubers and part of their family channel ‘It's The Donnellys’. She has a younger brother named Ryan and an elder brother named Brennan, both of whom often feature in their family YouTube channel. The former also has a solo channel called ‘Ryan in the WILD’ while the latter is a water polo athlete and baseball player. Information regarding Donnelly’s education is unavailable. In 2016, Katie Donnelly was a level 7 State Champion gymnast in all around, beam, bars, and floor.

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Last Updated : October 24, 2018
Katie Donnelly

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