| Name | Team | Pos | Fantasy Upside | NHL Certainty | |
|---|---|---|---|---|---|
| Olle Lycksell | 
| Philadelphia Flyers | RW | 6.0 | 6.5 |
| Olli Juolevi | 
| Unrestricted Free Agent | D | 5.5 | 4.5 |
| Ollie Josephson | 
| Seattle Kraken | C | 6.5 | 7.0 |
| Olof Glifford | 
| Florida Panthers | G | 7.5 | 4.5 |
| Olof Lindbom |
| Unrestricted Free Agent | G | 7.0 | 4.0 |
| Ondřej Becher | 
| Detroit Red Wings | C | 5.0 | 5.0 |
| Ondřej Kos | 
| St. Louis Blues | LW | 6.0 | 7.5 |
| Ondrej Molnar | 
| 2023 NHL Draft | LW | 6.5 | 7.0 |
| Ondrej Pavel | 
| Nashville Predators | C | 3.5 | 5.5 |
| Oscar Dansk | 
| Oscar Dansk | G | 4.5 | 2.5 |
