Marcela Mitaynes is a Peruvian-American politician and tenant organizer. She is a member of the New York State Assembly, representing the 51st district as a Democrat. Mitaynes is a member of the Democratic Socialists of America.

The New York State Assembly is the lower house of the New York State Legislature, with the New York State Senate being the upper house. There are 150 seats in the Assembly. Assembly members serve two-year terms without term limits.