He worked in broadcasting for almost six decades and was best known for his work on RTÉ 2FM where he worked as a DJ for 40 years.
He is best remembered for playing classic hits on the Golden Hour and hosting the Just A Minute Quiz which became as famous for its wrong answers as it did for the correct ones, according to RTÉ.
Gogan was such an Irish household name that in Roddy Doyle's Barrytown Trilogy, the family dog was named "Larrygogan".
He was also a member of the IMRO Hall of Fame.
He commentated frequently on the Eurovision Song Contest.