Otto Heinonen is a 20 year old defense who was born on Jan. 10, 2004.
| SEASON | TEAM | LEAGUE | GP | G | A | P | +/- | PIM | PLAYOFFS | GP | G | A | P | +/- | PIM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018-19 | Ilves U16 | U16 SM-sarja | 3 | 0 | 0 | 0 | - | 25 | | | PLAYOFFS | 4 | 0 | 1 | 1 | 0 | ||
| 2019-20 | Finland U16 (all) | International-Jr | 12 | 0 | 0 | 0 | - | 18 | | | ||||||||
| Finland U16 | YOG | 4 | 0 | 0 | 0 | -7 | 18 | | | |||||||||
| Ilves U16 | U16 SM-sarja | 4 | 0 | 4 | 4 | - | 0 | | | |||||||||
| Ilves U18 | U18 SM-sarja | 30 | 1 | 5 | 6 | - | 4 | | | |||||||||
| Ilves U16 | U16 SM-sarja Q | 7 | 1 | 11 | 12 | - | 2 | | | |||||||||
| 2020-21 | Ilves U20 | U20 SM-sarja | 37 | 2 | 11 | 13 | -4 | 10 | | | ||||||||
| 2021-22 | Finland U18 (all) | International-Jr | 15 | 2 | 1 | 3 | -1 | 4 | | | ||||||||
| Finland U18 | WJC-18 | 5 | 0 | 0 | 0 | 0 | 0 | | | |||||||||
| Finland U18 | Hlinka Gretzky Cup | 5 | 1 | 1 | 2 | -3 | 2 | | | |||||||||
| KOOVEE | Mestis | 10 | 0 | 0 | 0 | -8 | 4 | | | |||||||||
| Ilves U18 | U18 SM-sarja | 9 | 4 | 7 | 11 | - | 4 | | | |||||||||
| Ilves U20 | U20 SM-sarja | 26 | 4 | 6 | 10 | -10 | 10 | | | |||||||||
| 2022-23 | Ilves | Liiga | 1 | 0 | 0 | 0 | 0 | 0 | | | ||||||||
| Finland U20 (all) | International-Jr | 7 | 0 | 1 | 1 | 0 | 4 | | | |||||||||
| KOOVEE | Mestis | 17 | 1 | 1 | 2 | -4 | 4 | | | PLAYOFFS | 8 | 0 | 1 | 1 | -1 | 8 | ||
| Ilves U20 | U20 SM-sarja | 23 | 1 | 11 | 12 | 2 | 14 | | | |||||||||
| 2023-24 | Finland U20 (all) | International-Jr | 9 | 0 | 2 | 2 | - | 2 | | | ||||||||
| Ilves | Champions HL | 1 | 0 | 0 | 0 | -2 | 0 | | | |||||||||
| KOOVEE | Mestis | 38 | 2 | 8 | 10 | -23 | 18 | | | PLAYOFFS | 2 | 0 | 1 | 1 | 0 | 0 | ||
| Ilves U20 | U20 SM-sarja | 12 | 0 | 3 | 3 | -1 | 4 | | | |||||||||
| NHL TOTAL | NHL | - | - | - | - | - | - | | | PLAYOFFS | - | - | - | - | - | - |