| Code | |
|---|---|
| Gender | Female |
| Used name | Joleen•Hakker |
| Born | 30 May 1981 |
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Cycling | 2010 World Para Road Cycling Championships | Baie-Comeau | Time Trial Individual, WomenB | 🥇 | |||
| Cycling | 2010 World Para Road Cycling Championships | Baie-Comeau | Road Race Individual, WomenB | 5 | |||
| Cycling | 2011 World Para Road Cycling Championships | Roskilde | Time Trial Individual, WomenB | 10 | |||
| Cycling | 2011 World Para Road Cycling Championships | Roskilde | Road Race Individual, WomenB | 🥈 |