| Surname: | Leonard |
| Forenames: | Marc Henry |
| Birthdate: | 19-Dec-2001 |
| Birth Place: | Glasgow, Scotland |
| Position: | Midfielder |
| FA | — League — | — FA Cup — | —- Other —- | |||||||
| Season | Club | Lgue Pos | Cup | Signed | App | Gls | App | Gls | App | Gls |
| (2017) | Heart of Midlothian | |||||||||
| 2019/20 | Brighton & Hove Albion | 15th (Prem) | R3 | 01-Jul-2018 | 0 | 0 | 0 | 0 | 0 | 0 |
| (2019) | Brighton & Hove Albion U21 (L) | |||||||||
| 2020/21 | Brighton & Hove Albion | 16th (Prem) | R5 | 0 | 0 | 0 | 0 | 0 | 0 | |
| (2020) | Brighton & Hove Albion U21 (L) | |||||||||
| 2021/22 | Brighton & Hove Albion | 9th (Prem) | R4 | 0 | 0 | 0 | 0 | 2 | 0 | |
| (2021) | Brighton & Hove Albion U21 (L) | 0 | 0 | 0 | 0 | 3 | 0 |
After representing Scotland at under-17, 18 and 19 level he made his Scotland U21 debut on 7 October 2021, coming on as a 72nd minute substitute in the 1–0 home loss against Denmark U21 in the 2023 European qualifiers