| O'Brien,
Andrea - Spokane, WA |
| Oclander,
Matthew - Springfield, VA |
| Ogata,
Carly - Portland, OR |
| Ogimachi,
Rebekah - Kirkland, WA |
| Ohlsen,
Suzanna - Monroe, WA |
| Okamura,
Alexa - Redmond, WA |
| O'Kelly,
Kaitlyn - Lake Stevens, WA |
| O'Kinsella,
Connor - Stanwood, WA |
| Olsen,
James - Seattle, WA |
| Olson,
Nicole - Rancho Santa Margarita, CA |
| Olsoy,
Katelyn - Everett, WA |
| Orando,
Eliot - Silverdale, WA |
| Orr,
Shannon - San Diego, CA |
| Ortega,
Miguel - Aurora, CO |
| Ortiz,
Megan - Fresno, CA |
| Orzechowski,
Michaela - Anchorage, AK |
| Oslie,
Emily - Seattle, WA |
| Osterbaan,
Kyra - Hudsonville, MI |
| Osterman,
Trevor - Seattle, WA |
| Otte,
Melissa - Tampa, FL |
| Ouellette,
Quinton - Seattle, WA |
| Owens,
Ryan - Ravensdale, WA |
| Oxford,
Rebecca - Tacoma, WA |