- Source: Jolien Vermeylen
- Belgia pada Olimpiade Musim Panas 2024
- Jolien Vermeylen
- Belgium at the 2024 Summer Olympics
- 2024 in triathlon
- Triathlon at the 2024 Summer Olympics – Mixed relay
- Triathlon at the 2024 Summer Olympics – Women's
- 2023 World Triathlon Championship Series
- Mitch Kolkman
- Belgium at the 2023 European Games
- Triathlon at the 2023 European Games
- Triathlon at the 2024 Summer Olympics – Qualification
Jolien Vermeylen (born 2 May 1994) is a Belgian triathlete.
In June 2023, she finished third in the women's event at the European Games in Poland. In 2024, she finished 24th in the women's triathlon at the Summer Olympics in Paris.