Nostalgialator is a studio album by American hip hop musician Mike Ladd. It was released on Studio !K7 in 2004. It was re-released on Definitive Jux in 2007.

At Metacritic, which assigns a weighted average score out of 100 to reviews from mainstream critics, the album received an average score of 76, based on 5 reviews, indicating "generally favorable reviews".

Marisa Brown of AllMusic wrote, "Perhaps Nostalgialator isn't the artist's most provocative work, but his mix of indie electronica, rock, blues, punk, hip-hop, and spoken word certainly makes it one of his most interesting and fulfilling endeavors."

Credits adapted from liner notes.