Baron Omar Rolf von Ehrenfels
Baron Omar Rolf von Ehrenfels (born 28 April 1901 in Prague - died 7 February 1980 in Neckargemünd, Heidelberg, Germany) was a prominent Muslim of Austrian origin.
Christianus Robidé van der Aa
Christianus Petrus Eliza Robidé van der Aa, born in Amsterdam October 7, 1791, was a son of Pierre Jean Baptiste Charles van der Aa and Francina Adriana Bartha van Peene. After his promotion to Doctor in both Laws on December 27, 1811, he settled in Leiden as a lawyer, in the office of his father. His father died on May 12, 1812, and on June 13, 1812, Christianus was appointed secretary to the mayor of Sneek, because of his fluency in French. On March 5, 1814, he became Secretary and schout of De Lemmer. Thereafter, he became secretary of Lemsterland. In the 1813 revolt against the Napoleonic rule, he was a Major, and during the 1815 war he joined the army as a volunteer.