Mayumi Watanabe

Mayumi Watanabe (渡辺 真弓) is a retired Japanese athlete who specialised in sprinting events. She represented her country at the 2007 and 2009 World Championships.

Her personal bests are 11.44 seconds in the 100 metres (+1.7 m/s, Fukushima 2011) and 23.35 seconds in the 200 metres (+0.4 m/s, Fukuroi 2013).

She retired in October 2015. She is currently the coach of Toho Bank Athletics Club.

National titles

 * Japanese Championships
 * 4 × 100 m relay: 2003, 2005, 2007, 2008, 2009, 2010, 2012, 2013, 2014
 * 4 × 400 m relay: 2007, 2009, 2012