Hans-Dieter Dreher (February 2, 1972, in Rheinfelden, Germany) is a successful German show jumper known internationally for his achievements in the sport of show jumping. His career is marked by numerous victories and high placements in prestigious international competitions. Dreher is particularly recognized for his precision, calm demeanor, and remarkable connection with his horses.

He achieved some of his greatest successes with the gelding Embassy II and the stallion Cool and Easy. Among his notable achievements is his victory in the CSI5 Grand Prix of Geneva* in 2012, one of the most important show jumping events in the world. Further outstanding performances followed at tournaments in Aachen, Stuttgart, and Calgary.

Hans-Dieter Dreher has been a member of the German national team for many years and is an integral part of Germany's show jumping elite. He lives and trains in Eimeldingen, in the southwest of Germany, where he runs a riding stable. There, he trains young horses and manages his competition horses.

In addition to his sporting success, Dreher is known for his down-to-earth personality and his strong ties to the regional equestrian community. His passion and dedication to equestrian sports make him a respected role model for younger generations of riders.