Lexi Rivera is an American YouTuber, social media celebrity, and professional Instagrammer. She was born and raised in a middle-class family and is known to be of American descent. She finished her education at a local Huntington Beach school.

Sister of social media and web video star Brent Rivera who is a social media sensation in her own right. She has over 28 million fans on TikTok and more than 8 million followers on Instagram. She often collaborates with Brent and other popular creators like Pierson Wodzynski and Andrew Davila on video content. She also often features her mother in videos where she pulls pranks to get a comedic reaction from her.

She posted her first picture to Instagram on May 26, 2012. This was approximately three years after her brother made his first YouTube video.