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- First Name : Sergio
- Last Name : Kalaj
- Team : Frosinone
- Nationality : Albania
- Position : Defender
- Birth Place : Marino
- Birth Country : Italy
- Birthdate : 28.01.2000
- Age : 25
- Height : 193
- Weight :
| Team | Season |  |
 |
 |
 |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|
| Frosinone | 2025/2026 | |||||||
| Frosinone | 2025/2026 | |||||||
| Frosinone | 2024/2025 | 272 | 1 | 0 | 0 | 6.675000 | ||
| Frosinone | 2022/2023 | 751 | 3 | 0 | 1 | 7.044444 | ||
| Frosinone | 2023/2024 | 0 | 0 | 0 | 0 | 0 | ||
| Frosinone | 2021/2022 | 69 | 0 | 0 | 0 | 0 | 6.700000 | |
| Carrarese | 2021/2022 | 1411 | 7 | 0 | 0 | 1 | ||
| Grosseto | 2020/2021 | 1029 | 6 | 0 | 0 | 0 | ||
| Lazio | 2018/2019 | 0 | 0 | 0 | 0 | 0 |
