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- First Name : Guillermo
- Last Name : Rosas Alonso
- Team : Sporting Gijon
- Nationality : Spain
- Position : Defender
- Birth Place : Gijón
- Birth Country : Spain
- Birthdate : 17/05/2000
- Age : 25
- Height : 174 cm
- Weight : 67 kg
| Team | Season |  |
 |
 |
 |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|
| Sporting Gijon | 2024/2025 | 3058 | 9 | 0 | 0 | 3 | 2 | 6.910256 |
| Sporting Gijon | 2023/2024 | 1742 | 3 | 0 | 0 | 3 | 1 | 6.990000 |
| Sporting Gijon | 2022/2023 | 2926 | 7 | 0 | 1 | 1 | 1 | 6.674285 |
| Sporting Gijon | 2021/2022 | 1488 | 3 | 0 | 0 | 1 | 0 | 6.815789 |
| Sporting Gijon | 2020/2021 | 1810 | 5 | 0 | 0 | 0 | 6.722727 | |
| Sporting Gijon | 2019/2020 | 0 | 0 | 0 | 0 | 0 | ||
| Sporting Gijón II | 2019/2020 | 1099 | 4 | 1 | 0 | 2 | ||
| Sporting Gijón II | 2018/2019 | 0 | 0 | 0 | 0 | 0 | ||
| Sporting Gijón II | 2017/2018 | 0 | 0 | 0 | 0 | 0 |
