Esther^[1] Renay Dean (born April 15, 1982), known professionally as Ester Dean, is an American R&B singer, songwriter, and record producer. She rose to prominence as a pop songwriter in the late 2000s and wrote numerous hit songs for singers including Rihanna, Katy Perry, and Beyoncé through the 2010s. She has acted in numerous films, including the 2012 musical comedy Pitch Perfect and its sequels.

Esther Renay Dean was born in Muskogee, Oklahoma to single mother Hester Dean, and raised in Tulsa, Oklahoma as the youngest of five children.^[2][3] She began singing at a young age. ^[4] When Esther was 15, her mother moved her and her sister Deandria to Omaha, Nebraska, where she began working as a session singer and writing for local musicians. At the age of 20, Dean moved to Atlanta with $500 to pursue a career as a songwriter and record producer. She was discovered by music producer Christopher "Tricky" Stewart, who overheard Dean singing along in the crowd of a Gap Band concert.^[5] On the strength of her voice and songwriting ability, Tricky signed Dean for a publishing contract.^[6]

Dean later parted ways with Tricky and relocated to Los Angeles, where she was introduced to Polow da Don and signed a deal with Zone 4 Records under the aegis of Interscope Records.^[5] In 2009, Dean released her debut single as a lead artist, "Drop It Low", which featured singer Chris Brown and production by Polow da Don; the song peaked at number 38 on the US Billboard Hot 100 and became her only Top 40 single as a lead artist.

Dean's commercial breakthrough came when she collaborated with Stargate on the number one Rihanna single "Rude Boy". She continued to write hit songs for Rihanna, including "What's My Name" and "Where Have You Been", as well as Katy Perry's "Firework" and Nicki Minaj's "Super Bass".

In 2011, Dean contributed to the soundtrack for the animated film, Rio by Blue Sky Studios.

She has written, and sometimes produced, Top 40 hits for artists including Rihanna, Christina Aguilera, Florence + The Machine, Beyoncé, Drake, Selena Gomez, Mary J. Blige, Kelly Clarkson, Ciara, The Pussycat Dolls, Usher, Kelly Rowland, R. Kelly, Britney Spears, and Lil Wayne.

She appeared as Cynthia Rose in Pitch Perfect, released in 2012, and reprised the role in the sequels Pitch Perfect 2 (2015) and Pitch Perfect 3 (2017).

In 2022, she was on the jury panel for American Song Contest representing Oklahoma.^[7]