Career
Until the end of 2010 Jonathan Koch was rowing for his hometown club Gießener Rudergesellschaft 1877. Already in summer 2010 he became part of the training group of Mainzer Ruder-Verein 1878 (MRV) under the supervision of Robert Sens, the rowing head coach of the German Federal State of Rhineland-Palatinate. Since 2011 he is officially rowing for MRV.
After reaching only the B-final in the 2006 Rowing World Championships in Single Sculls he reached the A-final the following year at the World Championships in Munich, Germany, where he finished 4th.
Since the Lighweight Single Sculls are not an olympic boat class, Koch competed at the 2008 Beijing Olympics together with Manuel Brehmer in the Men"s Lightweight Double Sculls where they finished 9th. After a break in 2009 Jonathan Koch was rowing Single Sculls as well as Quadruple Sculls at the 2010 World Championships in Karapiro, New Zealand. While finishing 8th in Single Sculls he became World Champion Quadruple Sculls.
2005: 7th place U23-World Championships, Lightweight Single Sculls
2006: 9th place World Championships, Lightweight Single Sculls
2007: 4th place World Championships, Lightweight Single Sculls
2008: 9th place Olympic Games, Lightweight Single Sculls
2010: 1st place World Championships, Quadruple Single Sculls
2010: 8th place World Championships, Lightweight Single Sculls
2011: 8th place World Championships, Lightweight Single Sculls.