Mentzer, Balthasar (2), son of the preceding, was born May 14, 1614, at Giessen, and was educated at the University of Marburg, which he entered in 1628, but completed his education at Strasburg and Jena. In 1640 he became professor at Marburg, in 1648 at Rinten. He returned four years after and got a position at the University of Giessen, and died July 28,1679. His most important works are, Compendium Theol. Christ. (Rinteln, 1649):- Quaestt. Theol. ad Aug. Conf. (Darmst. 1668; often republished; at last at Rintem, 1753):De termino vitce (1647), and Abgeniothigte frere Erklarung der Frage vom Ziel des mnenschlichen Lebens (Rinteln, 1649):- Kurzes Bedenken uber Wahrenberg's Gesprach von der Polygamie (Darmst. 1671); etc.