Mayumi Watanabe
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| Born | 6 June 1983 Niigata, Japan | |||||||||||||||||||||||||||||||||||
| Education | Fukushima University | |||||||||||||||||||||||||||||||||||
| Height | 1.64 m (5 ft 5 in) | |||||||||||||||||||||||||||||||||||
| Weight | 52 kg (115 lb) | |||||||||||||||||||||||||||||||||||
| Sport | ||||||||||||||||||||||||||||||||||||
| Sport | Track and field | |||||||||||||||||||||||||||||||||||
| Event(s) | 100 m, 200 m | |||||||||||||||||||||||||||||||||||
| Retired | October 2015 | |||||||||||||||||||||||||||||||||||
| Achievements and titles | ||||||||||||||||||||||||||||||||||||
| Personal bests | 60 m: 7.36 NR (2012) 100 m: 11.44 (2011) | |||||||||||||||||||||||||||||||||||
Medal record
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Mayumi Watanabe (渡辺 真弓, Watanabe Mayumi; married name Amagaya (天下谷), born 6 June 1983 in Niigata) 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.