| Cycling |
2009 World Cyclo-Cross Championships |
Hoogerheide |
 NED |
Cyclo-Cross, Women |
14 |
 GBR |
as Nikki Harris |
| Cycling |
2010 World Cyclo-Cross Championships |
Tábor |
 CZE |
Cyclo-Cross, Women |
19 |
GBR |
as Nikki Harris |
| Cycling |
2011 World Cyclo-Cross Championships |
Sankt Wendel |
 GER |
Cyclo-Cross, Women |
15 |
GBR |
as Nikki Harris |
| Cycling |
2012 World Cyclo-Cross Championships |
Koksijde |
 BEL |
Cyclo-Cross, Women |
6 |
GBR |
as Nikki Harris |
| Cycling |
2012 European Cyclo-Cross Championships |
Ipswich |
GBR |
Cyclo-Cross, Women |
🥉 |
GBR |
|
| Cycling |
2013 European Cyclo-Cross Championships |
Mladá Boleslav |
CZE |
Cyclo-Cross, Women |
🥈 |
GBR |
|
| Cycling |
2014 World Cyclo-Cross Championships |
Hoogerheide |
NED |
Cyclo-Cross, Women |
5 |
GBR |
as Nikki Harris |
| Cycling |
2014 European Cyclo-Cross Championships |
Lorsch |
GER |
Cyclo-Cross, Women |
🥉 |
GBR |
|
| Cycling |
2015 World Cyclo-Cross Championships |
Tábor |
CZE |
Cyclo-Cross, Women |
4 |
GBR |
as Nikki Harris |
| Cycling |
2015 European Cyclo-Cross Championships |
Huijbergen |
NED |
Cyclo-Cross, Women |
🥉 |
GBR |
|
| Cycling |
2016 World Cyclo-Cross Championships |
Zolder |
BEL |
Cyclo-Cross, Women |
5 |
GBR |
as Nikki Harris |
| Cycling |
2017 World Cyclo-Cross Championships |
Belvaux |
 LUX |
Cyclo-Cross, Women |
9 |
GBR |
as Nikki Brammeier |
| Cycling |
2018 World Cyclo-Cross Championships |
Valkenburg |
NED |
Cyclo-Cross, Women |
11 |
GBR |
as Nikki Brammeier |
| Cycling |
2019 World Cyclo-Cross Championships |
Bogense |
 DEN |
Cyclo-Cross, Women |
7 |
GBR |
as Nikki Brammeier |