| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| — | Ligue 2 | 1 | 3 | 0 | 0 | — | 0 |
| 2016/2017 | Ligue 2 | 1 | 6 | 0 | 0 | — | 6.32 |
| 2016/2017 | CFA Group A | 13 | 975 | 1 | 0 | 0.09 | — |
| 2016/2017 | CFA Group C | 13 | 810 | 1 | 0 | 0.11 | — |
| 2017/2018 | Ligue 2 | 1 | 90 | 0 | 1 | 1 | 7.55 |
| 2017/2018 | CFA Group C | 13 | 1066 | 1 | 0 | 0.08 | — |
| 2017/2018 | National 3: Group K | 6 | 423 | 0 | 0 | 0 | — |
| 2018/2019 | National | 29 | 2148 | 0 | 0 | 0 | — |
| 2018/2019 | National 3: Group K | 1 | 90 | 0 | 0 | 0 | — |
| 2019/2020 | CFA Group A | 17 | 1530 | 0 | 0 | 0 | — |
| 2020/2021 | Ligue 2 | 23 | 1376 | 0 | 0 | 0 | 6.94 |
| 2020/2021 | CFA Group B | 3 | 225 | 1 | 0 | 0.4 | — |
| 2020/2021 | National 3: Group B | 1 | 90 | 0 | 0 | 0 | — |
| 2021/2022 | Ligue 2 | 32 | 2265 | 2 | 3 | 0.2 | 6.96 |
| 2021/2022 | National 3: Group B | 1 | 90 | 2 | 0 | 2 | — |
| 2022/2023 | Ligue 2 | 27 | 2234 | 1 | 0 | 0.04 | 6.86 |
| 2022/2023 | National 3: Group B | 1 | 74 | 1 | 0 | — | — |
| 2023/2024 | Ligue 2 | 5 | 381 | 0 | 0 | 0 | 6.79 |
| 2023/2024 | CFA Group C | 1 | — | 0 | 0 | — | — |
| 2024/2025 | Ligue 2 | 21 | 1444 | 0 | 2 | 0.12 | 7.14 |
| 2025/2026 | Liga Portugal | 14 | 752 | 0 | 0 | 0 | 6.65 |
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 2026-08-13
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Grenoble Foot 38 | 6 | 1 | 3 | 2 | 0 | 0 | 0 | 0 |
 Amiens SC | 4 | 1 | 1 | 2 | 1 | 0 | 0 | 0 |
 Dunkerque | 4 | 2 | 0 | 2 | 0 | 0 | 2 | 0 |
 Guingamp | 4 | 0 | 1 | 3 | 0 | 0 | 0 | 0 |
 Laval | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Pau | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 Paris | 3 | 0 | 0 | 3 | 0 | 0 | 1 | 0 |
 Clermont | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Saint-Étienne | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Toulouse | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Bastia | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Ajaccio | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Porto | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 Angers SCO | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sporting Braga | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 Red Star | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Moreirense | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Caen | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Quevilly Rouen | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Famalicão | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
2025/2026 brought Lenny Vallier 14 appearances in the Liga Portugal (752 minutes), with no direct goal involvement recorded. GioScore's computed rating for the season averages 6.65.
His ratings range from 6.65 (2025/2026) up to 7.14 in 2024/2025, Ligue 2.
