800m Men Nat heats, Heat:3 of 5 ; Official result since 16:08
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 31 | 372 | PROCEVIAT CAMERON | CAN | Sen | 1:49.96 | |||
| 2 | 51 | 368 | LEBLANC ANDREW | CAN | Sen | 1:50.29 | |||
| 3 | 41 | 365 | BLOCK DANIEL | CAN | Sen | 1:51.19 | |||
| 4 | 71 | 367 | KHELAF MOHAND ZINE | CAN | Sen | 1:51.34 | |||
| 5 | 11 | 366 | CARDILLO JOACHIM | RFCL | Sen | 1:53.08 | |||
| 6 | 52 | 375 | VAN HOLST WILFRED | NED | Sen | 1:53.99 | |||
| 7 | 61 | 369 | MERTEN FINN | GER | Jun | 1:56.45 | |||
| 8 | 21 | 364 | BAMBALS DANIELS | LAT | Sen | 1:56.92 | |||
| 9 | 32 | 373 | RANDOLPH THOMAS | GBR | Jun | 1:56.97 | |||
| 82 | 376 | VERMEULEN LANDER | BEL | Jun | DNF | ||||
| 81 | 374 | SIKUBWABO YVES | CAN | Sen | DNS |