Sinclair Armstrong
| Personal information | |||
|---|---|---|---|
| Full name | Sinclair Ntomuchukwu Armstrong | ||
| Date of birth | 22 June 2003 | ||
| Place of birth | Dublin, Ireland | ||
| Height | 1.82 m (5 ft 11+1⁄2 in) | ||
| Position(s) | Forward | ||
| Team information | |||
Current team  | Bristol City | ||
| Number | 30 | ||
| Youth career | |||
| Cherry Orchard | |||
| –2020 | Shamrock Rovers | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) | 
| 2018 | Shamrock Rovers | 0 | (0) | 
| 2020 | Shamrock Rovers II | 6 | (0) | 
| 2020–2024 | Queens Park Rangers | 61 | (3) | 
| 2021–2022 | → Torquay United (loan) | 8 | (2) | 
| 2022 | → Aldershot Town (loan) | 3 | (2) | 
| 2024– | Bristol City | 36 | (3) | 
| International career‡ | |||
| 2019 | Republic of Ireland U17 | 3 | (1) | 
| 2021–2022 | Republic of Ireland U19 | 4 | (2) | 
| 2023–2024 | Republic of Ireland U21 | 11 | (7) | 
| 2023– | Republic of Ireland | 1 | (0) | 
| 
*Club domestic league appearances and goals, correct as of 21:57, 8 May 2025 (UTC) ‡ National team caps and goals, correct as of 19:24, 15 October 2024 (UTC)  | |||
Sinclair Ntomuchukwu Armstrong (born 22 June 2003) is an Irish professional footballer who plays as a forward for EFL Championship club Bristol City and the Republic of Ireland national team.