Jeannet was born in Villa Clara, Cuba before she and her family moved to Miami at the age of seven. Shortly thereafter, she began swimming at the Milander Aquatics Center, where she quickly became interested in water polo and joined the Hialeah Storm club team. As a teenager, she was a member of the Hialeah High School swim team -- which won the Florida State Championships in 2018. In 2019. Jeannet decided to pursue her passion for water polo and embark upon an acting career at Long Island University in Fort Greene, Brooklyn. She played Division I for four years and even won the MAAC conference title in 2023. She recently graduated with a BA in Acting for Film, Stage and Television.