| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2013/2014 | National 3: Group K | 17 | 1261 | 12 | 0 | 0.86 | — |
| 2013/2014 | National 3: Bourgogne-Franche-Comté | 12 | 810 | 9 | 0 | 1 | — |
| 2014/2015 | Ligue 1 | 3 | 59 | 1 | 0 | — | — |
| 2015/2016 | Ligue 1 | 16 | 724 | 3 | 2 | 0.62 | 6.81 |
| 2016/2017 | Ligue 2 | 28 | 1357 | 6 | 2 | 0.53 | 6.89 |
| 2017/2018 | Ligue 2 | 7 | 198 | 0 | 0 | 0 | 6.73 |
| 2017/2018 | Ligue 3 | 10 | 413 | 1 | 0 | 0.22 | — |
| 2017/2018 | CFA Group C | 2 | 177 | 2 | 0 | 1.02 | — |
| 2018/2019 | Ligue 1 | 1 | 1 | 0 | 0 | — | — |
| 2018/2019 | Ligue 2 | 5 | 265 | 0 | 0 | 0 | 6.83 |
| 2019/2020 | Super League (Switzerland) | 23 | 1135 | 4 | 3 | 0.56 | 6.97 |
| 2020/2021 | Super League (Switzerland) | 33 | 2252 | 12 | 4 | 0.64 | 6.99 |
| 2021/2022 | Super League (Switzerland) | 16 | 1180 | 6 | 2 | 0.61 | 6.98 |
| 2021/2022 | Ligue 1 | 14 | 391 | 0 | 1 | 0.23 | 6.72 |
| 2022/2023 | Ligue 1 | 37 | 2242 | 10 | 3 | 0.52 | 6.93 |
| 2023/2024 | Ligue 1 | 25 | 1018 | 2 | 0 | 0.18 | 6.73 |
| 2024/2025 | Pro League | 18 | 589 | 1 | 0 | 0.15 | 6.84 |
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.
Cohort: 66 Pro League forwards, 2024/2025, min. 450 minutes. Computed by ranking the full league corpus, not taken from any feed.
Figures computed from the GioScore season-stats database · as of 2026-09-01
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Olympique Lyonnais | 7 | 5 | 0 | 2 | 3 | 0 | 1 | 0 |
 Nice | 7 | 4 | 0 | 3 | 0 | 1 | 2 | 0 |
 Olympique Marseille | 6 | 2 | 0 | 4 | 0 | 0 | 1 | 0 |
 Nantes | 6 | 1 | 2 | 3 | 0 | 0 | 0 | 0 |
 Brest | 6 | 0 | 1 | 5 | 1 | 0 | 0 | 0 |
 Montpellier | 6 | 1 | 3 | 2 | 0 | 0 | 0 | 0 |
 Paris Saint Germain | 6 | 1 | 3 | 2 | 2 | 0 | 1 | 0 |
 Rennes | 6 | 2 | 0 | 4 | 1 | 0 | 0 | 0 |
 Strasbourg | 6 | 0 | 4 | 2 | 0 | 0 | 0 | 0 |
 Reims | 6 | 3 | 0 | 3 | 1 | 1 | 0 | 0 |
 Lens | 5 | 0 | 0 | 5 | 0 | 0 | 2 | 0 |
 Toulouse | 5 | 2 | 2 | 1 | 1 | 0 | 1 | 0 |
 LOSC Lille | 5 | 0 | 2 | 3 | 0 | 0 | 0 | 0 |
 Monaco | 5 | 0 | 1 | 4 | 0 | 0 | 0 | 0 |
 Lorient | 5 | 3 | 0 | 2 | 1 | 0 | 0 | 0 |
 Gazélec Ajaccio | 4 | 2 | 0 | 2 | 1 | 0 | 0 | 0 |
 Troyes | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 |
 Club Brugge | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Standard Liège | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Angers SCO | 3 | 2 | 1 | 0 | 1 | 0 | 0 | 0 |
Across 18 Pro League appearances in 2024/2025 (589 minutes), Grejohn Kyei scored 1 goal but did not register an assist — 0.15 goal involvements per 90. That season graded out at an average match rating of 6.84. By match rating he occupies the 20th percentile of 66 Pro League forwards with at least 450 minutes in 2024/2025, with a goals rank of 55th of 66.
2020/2021 stands as his highest-rated season (6.99, Super League (Switzerland)), with 2021/2022 the weakest (6.72).
