Maria Sibylla Merian
Maria Sibylla Merian (2 April 164713 January 1717) was a German-born naturalist and scientific illustrator, a descendant of the Frankfurt branch of the Swiss Merian family. Merian was one of the first naturalists to observe insects directly.
Ferdinand Maria, Elector of Bavaria
Ferdinand Maria (31 October 1636 – 26 May 1679) was a Wittelsbach ruler of Bavaria and an elector ("Kurfürst") of the Holy Roman Empire from 1651 to 1679.