| Kabese,
Darina - Kinshasa, CONGO |
| Kamienski,
Violet - Park Ridge, IL |
| Kanaiaupuni,
Makana - Kapolei, HI |
| Kancherla,
Abhishek - Andhra Pradesh, INDIA |
| Kang,
Andrew - Portland, OR |
| Kang,
Geono - Federal Way, WA |
| Kang,
Rhean - Auburn, WA |
| Kasparova,
Nicole - Burien, WA |
| Katumo,
Joan - Kent, WA |
| Kauffman,
Abigail - Brier, WA |
| Keilwitz,
Teo - Coupeville, WA |
| Keith,
Lauryn - Post Falls, ID |
| Kelile,
Fasika - Lynnwood, WA |
| Kelley,
Mariah - Salem, OR |
| Kelley,
Riley - Indio, CA |
| Kelly,
Lauren - Cashmere, WA |
| Kelly,
Rylan - Gig Harbor, WA |
| Kennelly,
Matthew - Edmonds, WA |
| Kerney,
Alina - Auburn, WA |
| Kessel,
Sarah - Federal Way, WA |
| Ketcham,
Isaac - Sammamish, WA |
| Ketchum,
Kayla - Olympia, WA |
| Kida,
Dhyana - Erie, CO |
| Kim,
Ashley - Issaquah, WA |
| Kim,
Dohyun - Bothell, WA |
| Kim,
Esther - Las Vegas, NV |
| Kim,
Joyce - Edmonds, WA |
| Kim,
Jung Ah - Auburn, WA |
| Kim,
Toby - Waipahu, HI |
| Kimani,
Serah - Seatac, WA |
| King,
Evan - Oakland, CA |
| Kinloch,
Logan - Yakima, WA |
| Kiyota,
Brenna - Kamuela, HI |
| Kizziar,
Abigail - Everett, WA |
| Klein,
Paige - Somers Point, NJ |
| Knipp,
Naomi - Kent, WA |
| Knopp,
Alexis - Tacoma, WA |
| Kobor,
Emily - Beaverton, OR |
| Koch-Tihanyi,
Stephanie - Seattle, WA |
| Kodama,
Erika - Palo Alto, CA |
| Koski-Haase,
Lily - Vancouver, WA |
| Kostohris,
Royce - Ravensdale, WA |
| Kreisman,
Anna - Grand Rapids, MI |
| Krogh,
Kyleigh - Sherwood, OR |
| Kuang,
Lisa - Lynnwood, WA |
| Kuns,
Rhiannon - Beaverton, OR |
| Kushnir,
Yevgeniya - Vancouver, WA |
| Kuzubov,
Elvina - Kent, WA |