Circa 1615, Oelsnitz (near Zwickau), Germany.
September 10, 1684, Wolfenbüttel, Germany.
Rosenmüller attended both the Lateinschule in Oelsnitz, and the University of Leipzig, where he studied theology.
Also in Leipzig, he taught music at the Thomasschule. He became the organist at the Nikolaikirche in 1651.
By 1658, he had moved to Venice, Italy, where he composed and played the trumpet at San Marco.
He spent the waning years of his career as Kapellmeister to the court at Wolfenbüttel.