| O'Connor,
Allison - Diamond Bar, CA |
| O'Connor,
Bailey - Eagle Point, OR |
| Odegard,
Tatum - Mercer Island, WA |
| O'Hara,
Jack - Medford, OR |
| O'Hara,
Spencer - Aberdeen, SD |
| Ok,
Monred - Everett, WA |
| Okeson,
Makenna - Anchorage, AK |
| O'leary,
Matthew - Olympia, WA |
| Olson,
Anna - Everson, WA |
| Olson,
Ingrid - Mountlake Terrace, WA |
| Olson,
Jacob - Glendora, CA |
| Olund,
Kenji - Lake Forest Park, WA |
| Omann,
Isabella - Milford, KS |
| Opre,
Jordan - Irvine, CA |
| Orndorf,
Alexis - Duvall, WA |
| Otto,
Chloe - Granite Falls, WA |
| Owen,
Sarah - Shoreline, WA |
| Owen,
Wesley - Singapore, SINGA |