| No. 19 Montreal Alouettes | |
 Cantin-Arku with the Alouettes in 2024 | |
| Born: | October 9, 1998 Lévis, Quebec, Canada |
|---|---|
| Career information | |
| Status | Active |
| CFL status | National |
| Position(s) | Linebacker |
| Height | 6 ft 3 in (191 cm) |
| Weight | 240 lb (110 kg) |
| College | Syracuse, Memphis |
| CFL draft | 2024, round: 1, pick: 9 |
| Drafted by | Montreal Alouettes |
| Career history | |
| As player | |
| 2024–present | Montreal Alouettes |
| Career stats | |
| |
Geoffrey Cantin-Arku (born October 9, 1998) is a Canadian professional football linebacker for the Montreal Alouettes of the Canadian Football League (CFL). He played college football at Syracuse and Memphis.