Christoph Grienberger

Christoph (Christophorus) Grienberger (also variously spelled Gruemberger, Bamberga, Bamberger, Banbergiera, Gamberger, Ghambergier, Granberger, Panberger) (2 July 1561 11 March 1636) was an Austrian Jesuit astronomer, after whom the crater Gruemberger on the Moon is named.