| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Celta Vigo | LaLiga | 28 | 1 | 0 | 5 | 0 | 7.0 |
| 2024/2025 | Celta Vigo | LaLiga | 31 | 3 | 0 | 10 | 2 | 7.1 |
| 2023/2024 | Barcelona | LaLiga | 5 | 0 | 0 | 0 | 0 | 7.1 |
| 2022/2023 | Barcelona | LaLiga | 24 | 1 | 0 | 3 | 0 | 6.9 |
| 2021/2022 | Chelsea | Premier League | 28 | 4 | 4 | 8 | 0 | 7.1 |
| 2020/2021 | Chelsea | Premier League | 13 | 2 | 0 | 2 | 0 | 6.9 |
| 2019/2020 | Chelsea | Premier League | 18 | 4 | 2 | 4 | 0 | 7.2 |
| 2018/2019 | Chelsea | Premier League | 31 | 2 | 4 | 6 | 0 | 7.1 |
| 2017/2018 | Chelsea | Premier League | 33 | 7 | 2 | 6 | 0 | 7.1 |
| 2016/2017 | Chelsea | Premier League | 31 | 6 | 3 | 2 | 0 | 7.1 |
| 2016/2017 | Fiorentina | Serie A | 2 | 0 | 0 | 0 | 0 | 7.3 |
| 2015/2016 | Fiorentina | Serie A | 31 | 3 | 4 | 8 | 0 | 7.0 |
| 2014/2015 | Fiorentina | Serie A | 22 | 1 | 0 | 4 | 0 | – |
| 2013/2014 | Sunderland | Premier League | 16 | 0 | 1 | 6 | 1 | – |
| 2013/2014 | Fiorentina | Serie A | 3 | 0 | 0 | 0 | 0 | – |
| 2012/2013 | Bolton | Championship | 22 | 4 | 0 | 9 | 1 | – |
| 2011/2012 | Bolton | Premier League | 5 | 1 | 0 | 0 | 0 | – |
| 2010/2011 | Bolton | Premier League | 4 | 0 | 0 | 3 | 0 | – |
| 2009/2010 | Real Madrid | Primera Division | 1 | 0 | 0 | 0 | 0 | – |
| Total | 348 | 39 | 20 | 76 | 4 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| - | Barcelona | Celta Vigo | Free agent | |
| 09 ene 2022 | Chelsea | Barcelona | Free agent | |
| - | Fiorentina | Chelsea | Transfer | |
| - | Sunderland | Fiorentina | Return from loan | |
| 01 ene 2014 | Fiorentina | Sunderland | Loan | |
| 07 ene 2013 | Bolton | Fiorentina | Transfer | |
| 07 ene 2010 | Real Madrid | Bolton | Transfer |
M. Alonso career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.