Michael Altenburg (27 May 1584 – 12 February 1640) was a German theologian and composer. Altenburg was born at , near Erfurt. He began attending school in Erfurt in 1590; he began studying theology at the University of Erfurt in 1598, and was awarded a bachelor's degree in 1599 and a master's in 1603. From 1600 he taught at the Reglerschule in Erfurt; he was Kantor at St. Andreas from 1601 and rector of the school at St. Andreas in Erfurt from 1607. In 1609 he quit teaching to become a pastor, moving to Tröchtelborn and preaching there until 1621. During this period Altenburg published music, and was compared to Orlando di Lasso.