Guido Mainero
#17 · Midfielder · Platense
- Nationality
- Argentina
- Born
- 1995-03-23
- Birthplace
- Córdoba, Argentina
- Height
- 177 cm
- Weight
- 152 lbs
- Position
- Midfielder
Guido Mainero (born 23 March 1995) is an Argentine professional footballer who plays as a winger for Instituto.