| Cabrera-Ramirez,
Adrian - E Wenatchee, WA |
| Cadelina,
Hera - Ewa Beach, HI |
| Cain,
Lauren - Wenatchee, WA |
| Caldeira,
Sydney - Kaneohe, HI |
| Cameron,
Skyelar - Seattle, WA |
| Campbell,
Samantha - Gig Harbor, WA |
| Caoili,
Aysha - Waipahu, HI |
| Cariaga,
Althea - Kaunakakai, HI |
| Carlisle,
Yitian - Lynnwood, WA |
| Carlson,
Mary - Ida Grove, IA |
| Carroll,
Kathryn - Duvall, WA |
| Carroll,
Marlee - Meridian, ID |
| Carty,
Erin - Happy Valley, OR |
| Case,
Courtney - Bothell, WA |
| Case,
Kayla - Lake Oswego, OR |
| Casper,
Diviya - Clackamas, OR |
| Castaneda,
Alejandra - Yakima, WA |
| Cater,
Honoka - Neyagawa, JAPAN |
| Causton,
Marlee - Hillsboro, OR |
| Cavanaugh,
Rebecca - San Francisco, CA |
| Chambers,
Daniel - Seattle, WA |
| Chan,
Alex - Seattle, WA |
| Chan,
McKenzie - Post Falls, ID |
| Chang,
Hannah - Richland, WA |
| Chang,
Sean - Brier, WA |
| Chau,
Mung Kei - Kaohsiung, TAIWA |
| Chavez Peraza,
Jazmin - Everett, WA |
| Chen,
Jing Chun Yang - Beijing, CHINA |
| Chen,
Johanna - Seattle, WA |
| Choat,
Charlotte - Carson City, NV |
| Choi,
Caleb - Federal Way, WA |
| Choo,
Keahi - Kapolei, HI |
| Christie,
Kingston - Renton, WA |
| Chung,
Hannah - Renton, WA |
| Cissna,
Caleb - Kenmore, WA |
| Clark,
Adelynn - Olympia, WA |
| Clark,
Charlize - Kent, WA |
| Clark,
Olivia - Vancouver, WA |
| Clark,
Riley - Tacoma, WA |
| Clemmer,
Mark - Kent, WA |
| Cocheba,
Lazlo - Mount Vernon, WA |
| Coen,
Averie - Vancouver, WA |
| Coleman,
Grace - Beaverton, OR |
| Comia,
Joshua James - Lynnwood, WA |
| Coney,
JennyRose - Hilo, HI |
| Connel,
Summer - Springfield, MO |
| Connolly,
Addyson - Bow, WA |
| Connolly,
Carmen - Brighton, CO |
| Contreras Avila,
Angie - Kent, WA |
| Cook,
Allana - Midlothian, TX |
| Cooke,
Cade - Mukilteo, WA |
| Copeland,
Lily - Newberg, OR |
| Coppock,
Elias - Longmont, CO |
| Cornejo,
Kaylee - Brewster, WA |
| Cornwell,
Elise - Shedd, OR |
| Coronel-barragan,
Bertha - Tacoma, WA |
| Cortez,
Molly - Elk Grove, CA |
| Costa,
Nathalia - Renton, WA |
| Cowo,
Janae - Tukwila, WA |
| Cox,
Carrie - Bellevue, WA |
| Cramer,
Kaitlyn - Granite Falls, WA |
| Crane,
Marissa - Port Orchard, WA |
| Cribbs,
Colby - Lynnwood, WA |
| Crosbie,
Cameron - Walla Walla, WA |
| Crosby,
Kelsey - Coupeville, WA |
| Cruz Avendano,
Estefania - Seattle, WA |
| Cryder,
Hannah - Port Orchard, WA |
| Cuadros,
Mateo - Enumclaw, WA |
| Cullen,
Mercedes - Spokane, WA |
| Cummings,
Pratista - Glendale, AZ |
| Cunningham,
Abigail - Bixby, OK |
| Cyers,
Rachel - Midlothian, TX |