Dennis Haselberger (14 March 1781 – 18 June 1815) was a colonel of Prussia.
Biography[]
Dennis Haselberger was born in Berlin and attended a military school, becoming the colonel of a regiment of cavalry. He fought in the Battle of Waterloo on 18 June 1815, where he led a cavalry charge against Georges Mouton's corps. Haselberger died in the same charge that General Gebhard von Blucher was wounded.