Guillemin started his professional career at Grenoble before signing for Castres for the 2020 Top 14 season.
(LS September 30, 2020)
Career
 |
Biarritz Olympique Fullback |
2024 - present |
 |
Grenoble Fullback |
|
 |
Castres Olympique Fullback |
2020 - 2022 |
 |
Montauban Fullback |
2022 - 2024 |
