Nicholas Colla (born 14 October 1986 in Melbourne, Australia) is an Australian actor, writer and director, best known for his roles as Joel Peterson in Holly's Heroes and Adam Stevens in Neighbours. His directing credits include the short films Palindromes and Rocketman which have screened at festivals including Palm Springs ShortFest, Cinequest, Flickerfest and St Kilda Film Festival.

He is also a producer on the Australian television series The Wizards of Aus.