Florencia Coianis is an Argentine voice actor based in Buenos Aires, recognized for her work in dubbing animations and video games into Spanish. Her professional voice profile is characterized by a wide range, allowing her to portray characters from children to young adults with a conversational and organic tone. She is a native Spanish speaker and is also proficient in English.

In the realm of anime, Coianis is known for her role as Esora Shimizu in the Spanish dub of the series D4DJ First Mix. This production, part of Bushiroad's multimedia project, was dubbed at Marmac Group in Argentina, with Coianis providing the voice for the character associated with the DJ unit Peaky P-key.

Beyond this anime role, her dubbing work includes providing the new Spanish voice for Hermione Granger in the 2019 redub of the Harry Potter film series, covering the third through eighth movies. She also took over the role of Tinella Nosa, also known as Tiny Nose, in the Latin American Spanish dub of the Disney animated series The Owl House, starting from the eleventh episode of the first season.

In addition to on-screen dubbing, Florencia Coianis has extensive experience as an audiobook narrator. Her narrated works include La niña liberada by Iskra Pavez, La estación de las mujeres by Carla Guelfenbein, and La oculta by Héctor Abad Faciolince.