Michael Weiß (also spelled Michael Weiss, born in 1569, in Medgyes (German: Mediasch, today Mediaș, Romania), deceased 16 October 1612, in Barcaföldvár (German: Marienburg, today Feldioara, Romania) was a Transylvanian Saxon politician and historian. He is mostly known for being the mayor of Brassó (German: Kronstadt, modern-day Brașov, Romania).