Coby Sey is a British musician, multi-instrumentalist, songwriter, artist, vocalist and NTS Radio host, based in London. Sey released his debut album Conduit, in 2022 on AD 93 to critical acclaim.
Coby Sey has worked with musicians Tirzah, Mica Levi, DELS, Kwes, Laurel Halo, Klein, Lafawndah and London Contemporary Orchestra, artists Hannah Perry and Maëva Berthelot and has remixed Kelly Lee Owens, Max de Wardener and Leifur James. In 2019 he had a featured session on BBC Radio 3 Late Junction in an improvised collaboration with PAN affiliated artist Pan Daijing. Sey is also a founder and member of a collective named Curl with Mica Levi and Brother May, and is one-third of a group named Gaister, with Olivia Salvadori and Bo Ningen's Akihide Monna aka Monchan.
In September 2022, Sey released his debut album Conduit on AD 93 to critical praise.
Sey was born in and is based in Lewisham, London. His older brother is the musician Kwes.