nicholas kiplagat bett (27 january 1990 – 8 august 2018) was a kenyan track and field athlete who competed in the 400 metres hurdles. his personal best for the event is 47.79 seconds. he was a world champion in the event, having won in 2015 and a two-time bronze medallist at the african championships in athletics. he was born in uasin gishu county, kenya.