How old is Brennan Donnelly?

Brennan Donnelly was born on 3 November 2002.
Brennan Donnelly is 23 years old.

How old is Brennan Donnelly in days now?

Brennan Donnelly is 23 years 10 months 16 days old.
Total 8,721 days old now.

When is the next birthday of Brennan Donnelly?

Brennan Donnelly's next birthday is in 1 month 15 days.

What is the zodiac sign of Brennan Donnelly?

Zodiac sign of Brennan Donnelly is Scorpio.

Brennan Donnelly is a young American YouTuber and Instagram star. He was born in 2002 in Maryland, where he was raised alongside his two younger siblings, both of whom are also internet personalities now. His sister Katie Donnelly, is known as Flippin'Katie, and his brother Ryan, nicknamed Flippin'Ryan. Their dad, Mike, works for Disney, and their mom Jill Donnelly does family-related content on her own YouTube channel.

Brennan has been passionate about water polo since she was a young girl, competing in major tournaments such as the Junior Olympics. He is often featured in his siblings’ videos and also uploads his own videos where he shares his thoughts about life, sports achievements, pranks, challenges, and funny skits. He frequently teams up with his sister Katie to produce fun content for their shared audience. As of the middle of 2026, Brennan Donnelly ’s combined YouTube and Instagram following is approaching 1.6 million, earning him a reputation as a rising star in the online entertainment world.