Markus Deibler (born 28 January 1990) is a German swimmer who competed at the 2008 and 2012 Olympics.

In 2008 he finished in 40th place in the 200 m individual medley.

[1] He won three gold and two silver medals at the short-course European championships in 2010 and 2011.

[2] His elder brother Steffen also competed in swimming at the 2008 and 2012 Olympics.

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