She is a graduate of NYU Tisch where she received her BFA in Drama from the New Studio on Broadway for Musical Theatre.

A classically trained singer who sings across all musical genres including pop, jazz, and musical theater, Gabrielle has performed all over NYC as well as regionally. She has also performed in several pre-Broadway and Off-Broadway development projects of new musical theatre (Almost Famous, The Visitor, and more...) In April 2023, she made her solo show debut at 54 Below with Gabrielle Mariella: Broadway Leading Ladies Sing . Gabrielle is dedicated to making people laugh and has gained recognition for her vocal impressions on social media, with her viral videos garnering more than 18 Million views. (TikTok , IG). She is also a successful voice actor, lending her voice to various commercial projects (Walmart, TD Bank, Trident Gum and more.)

Behind the camera, Gabrielle is a SONY Alpha Female Grant Winning cinematographer, editor, and founder of Little Otter Productions. Gabrielle won a grant from SONY in October of 2021 with which she produced, filmed, and directed ENOUGH, a documentary short film about female Broadway creatives and gender equity in theater, featuring Sammi Cannold, Valerie Lau-Kee, Twi McCallum and TONY AWARD® winners Jessica Paz and Macy Schmidt.

She has served as the Director of Photography and editor on various music videos, short films, web series, interviews, and brand films including an exclusive for Rolling Stone and most recently for an origin film for The Sinfonietta, an award-winning all-women orchestra, that premiered at the BARBIE™ THE MOVIE: IN CONCERT™ at the Hollywood Bowl.

When she’s not performing, on set, or behind her editing desk, Gabrielle can be found on the hunt for the best Caesar salad, coding websites, or geeking out on sci-fi films typically involving time travel (don’t ask.) She is a second generation American who lives to make her ancestors proud.

As an artist, Gabrielle believes the stories we tell on stage and screen matter and have the power to create positive change.

Gabrielle is a member of SAG-AFTRA, AEA and PANO filmmakers.