Yann Sierro
- Date of birth/Age: Sep 10, 1993 (30)
- Place of birth:
Sion
- Citizenship:
Switzerland
- Position: Centre-Back
Player data
Main position
Main position:
Centre-Back
Facts and data
Date of birth/Age:
Sep 10, 1993 (30)
Place of birth:
Sion 
Citizenship:
Switzerland
Position:
Defender - Centre-Back
Current club:
![FC Chalais]()
FC Chalais
Joined:
Jul 19, 2022
Contract expires:
-
Citizenship:
Switzerland
Position:
Defender - Centre-Back
Current club:
FC Chalais
Joined:
Jul 19, 2022
Contract expires:
-
