Theodor Christoph Heinrich Rehbock (12 April 1864, Amsterdam – 17 August 1950, Baden-Baden) was a German hydraulics engineer, and professor at the University of Karlsruhe.Theodor Rehbock's father was an overseas merchant. Rehbock studied at the Technical University Munich and Berlin Institute of Technology during 1884–90, receiving his MSc degree in 1892.Rehbock performed studies on water supply and hydraulic engineering in many countries.