Nico Lathouris (born 1944) is an Australian actor and writer. He is best known for his roles as George Polides in the 1993 romantic comedy film The Heartbreak Kid and as George Poulos in the 1994 television teen drama spin-off Heartbreak High.

In both, he plays a Greek Australian patriarch, father of the protagonist, Nick (Alex Dimitriades). Lathouris was nominated for Best Supporting Actor for his role in the film at the 1993 Australian Film Institute Awards. He is also the co-screenwriter of Mad Max: Fury Road (2015) and Furiosa: A Mad Max Saga (2024).