Nemanja Radoja (Serbian Cyrillic: Немања Радоја, pronounced ; born 6 February 1993) is a Serbian professional footballer who plays as a defensive midfielder.
Born in Novi Sad, Radoja grew up in neighbouring Veternik, and graduated from FK Vojvodina's youth setup. Following footsteps of his older brother Stefan, he started training football. Radoja was promoted to the main squad in the summer of 2011, but was subsequently loaned to third-tier ČSK Čelarevo. He signed a new five-year professional deal with the Vojvodina on 8 March 2012, being subsequently loaned to fellow third division side FK Cement Beočin.
Radoja played his first match as a professional on 18 August 2012, coming on as a late substitute in a 1–0 away win against FK Spartak Zlatibor Voda. He scored his first professional goal on 17 April 2013, netting his side's only in a Serbian Cup semifinal 1–1 draw against OFK Beograd (2–1 on aggregate), thus taking Vojvodina to the finals.