| World Championship 2015 Beijing | 400m (Women) | 51.92 | 19 | KEN | 2015-08-25 00:00:00 | Semi Finals | 1130 | |
| World Championship 2015 Beijing | 400m (Women) | 51.40 | 18 | KEN | 2015-08-24 00:00:00 | Round 1 | 1150 | PB |
| Commonwealth Games 2014 Glasgow | 400m (Women) | 52.97 | 4 | KEN | 2014-07-28 00:00:00 | SF3 | 1089 | |
| Commonwealth Games 2014 Glasgow | 400m (Women) | 53.21 | 3 | KEN | 2014-07-27 00:00:00 | H3 | 1080 | |
| Commonwealth Games 2018 Gold Coast | 400m Hurdles (Women) 0.762m | 57.66 | 6 | KEN | 2018-04-10 00:00:00 | H2 | 1091 | |
| Olympic Games 2016 Rio | 400m Hurdles (Women) 0.762m | 57.97 | 8 | KEN | 2016-08-15 00:00:00 | Round1 Heat1 | 1082 | |
| Olympic Games 2012 London | 400m Hurdles (Women) 0.762m | 1:02.16 | 7 | KEN | 2012-08-05 00:00:00 | Heat 1 | 959 | |