Leena Günther (born 16 April 1991 in Cologne) is a German athlete who competes in the sprint with a personal best time of 11.33 seconds in the 100 metres event.
Günther won the gold medal at the 2012 European Athletics Championships – Women's 4 × 100 metres relay in Helsinki. That year, she was also part of the German 4 x 100 m women's team which finished 5th in the final at the Olympic Games. She has also competed at the 2010 World Junior Championships in Athletics.