Sebastian Endrödy-Younga (26 June 1934 – 26 February 1999) was a Hungarian-born entomologist who specialized in the beetles particularly of the African region, working for many years in the Transvaal Museum.
Endrödy-Younga was the son of the Hungarian entomologist Sebö Endrödi.
After receiving a Ph.D. from the Roland Eötvös University in 1959 he worked with Zoltán Kaszab at the Természettudomânyi Mûzeum in Budapest.
He collected in Africa as part of a UNESCO expedition and later spent eight years in Ghana working for the UN FAO.
He moved to South Africa in 1973 working with Dr. Charles Koch at the Transvaal Museum.