| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| — | Eerste Divisie | 2 | 76 | 0 | 0 | — | 7 |
| 2013/2014 | Pro League | 15 | 348 | 1 | 0 | 0.26 | — |
| 2014/2015 | Pro League | 11 | 1264 | 0 | 1 | 0.07 | — |
| 2015/2016 | Eerste Divisie | 5 | 333 | 1 | 0 | 0.27 | — |
| 2016/2017 | Eerste Divisie | 16 | 1213 | 0 | 1 | 0.07 | — |
| 2016/2017 | Tweede Divisie | 16 | 1153 | 3 | 0 | 0.23 | — |
| 2017/2018 | Eerste Divisie | 22 | 1818 | 0 | 1 | 0.05 | — |
| 2018/2019 | Eredivisie | 10 | 605 | 0 | 0 | 0 | 6.91 |
| 2019/2020 | Eerste Divisie | 29 | 2610 | 0 | 0 | 0 | — |
| 2020/2021 | Eerste Divisie | 37 | 2967 | 2 | 4 | 0.18 | 7.41 |
| 2021/2022 | Eerste Divisie | 35 | 2552 | 2 | 1 | 0.11 | 7.39 |
| 2022/2023 | Eerste Divisie | 33 | 2653 | 2 | 2 | 0.14 | 7.4 |
| 2023/2024 | Eerste Divisie | 15 | 677 | 0 | 1 | 0.13 | 6.91 |
| 2024/2025 | Eerste Divisie | 18 | 1430 | 1 | 0 | 0.06 | 7.39 |
| 2025/2026 | Eerste Divisie | 32 | 2189 | 0 | 2 | 0.08 | 6.9 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-08-20
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 FC Eindhoven | 7 | 5 | 1 | 1 | 0 | 0 | 0 | 0 |
 Club Brugge | 7 | 3 | 0 | 4 | 0 | 0 | 0 | 0 |
 Sporting Charleroi | 7 | 3 | 3 | 1 | 1 | 0 | 0 | 0 |
 FC Emmen | 7 | 3 | 1 | 3 | 0 | 0 | 1 | 0 |
 Anderlecht | 7 | 2 | 2 | 3 | 0 | 0 | 0 | 0 |
 Standard Liège | 6 | 2 | 0 | 4 | 0 | 0 | 0 | 0 |
 ADO Den Haag | 6 | 1 | 2 | 3 | 0 | 1 | 1 | 0 |
 Excelsior | 6 | 2 | 1 | 3 | 0 | 0 | 1 | 0 |
 FC Den Bosch | 6 | 3 | 0 | 3 | 0 | 0 | 1 | 0 |
 Cercle Brugge | 6 | 5 | 0 | 1 | 0 | 0 | 0 | 0 |
 Vitesse | 5 | 1 | 2 | 2 | 0 | 0 | 0 | 0 |
 FC Dordrecht | 5 | 1 | 1 | 3 | 0 | 0 | 0 | 0 |
 De Graafschap | 5 | 1 | 2 | 2 | 0 | 0 | 0 | 0 |
 SK Beveren | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 |
 VVV-Venlo | 5 | 1 | 1 | 3 | 0 | 0 | 0 | 0 |
 KV Oostende | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 |
 Mechelen | 5 | 2 | 0 | 3 | 0 | 0 | 0 | 1 |
 Jong PSV | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 |
 Jong AZ | 5 | 0 | 1 | 4 | 0 | 0 | 2 | 0 |
 NAC Breda | 4 | 1 | 0 | 3 | 0 | 0 | 0 | 0 |
Robert Klaasen closed the 2025/2026 Eerste Divisie with 2 assists, without scoring, over 32 appearances (2,189 minutes) — 0.08 goal involvements per 90. Per-match rating over the season: 6.9.
No season rated higher than 2020/2021 (7.41, Eerste Divisie); none lower than 2025/2026 (6.9).
