| Dacosta,
Tyler - Kenmore, WA |
| Dalberg,
Brittan - Zionsville, IN |
| Dang,
Nguyen Vy Khanh - Da Nang, VIETNAM |
| Danielson,
Asher - Shoreline, WA |
| Darko,
Afia - Lynnwood, WA |
| Davaatamir,
Azjargal - Auburn, WA |
| Davidson,
Josie - Vancouver, WA |
| Davis,
Shane - Lynnwood, WA |
| Davis,
William - Gresham, OR |
| De Lorenzo,
Francesco - Seattle, WA |
| Decastro,
Vanna - Auburn, WA |
| Dell,
Samantha - Lake Stevens, WA |
| Demamo,
Bisrat - Seatac, WA |
| Dempsey,
Andrew - Arvada, CO |
| Denton,
Gretta - Shoreline, WA |
| Denton,
James - Shoreline, WA |
| Dereje,
Abigail - Mill Creek, WA |
| Derouin,
Maya - Fall City, WA |
| Dharmaraj,
Neha - Woodinville, WA |
| Diaz,
Allan - Redmond, WA |
| Diaz Romero,
Arlet - Vancouver, WA |
| Diaz Santillan,
Joseline - Seattle, WA |
| Diepersloot,
David - Scotts Valley, CA |
| Dillow,
Alexander - Lynnwood, WA |
| Dinham,
Ryan - Puyallup, WA |
| Distelhorst,
Amarlin - Edmonds, WA |
| Ditchik,
Matthew - Normandy Park, WA |
| Diti,
Ema Akthar - Brahmanbaria, BANGLADESH |
| D'Olympia-Sotomayor,
Michael - Seattle, WA |
| Dona,
Robynne - Waipahu, HI |
| Drinkwine,
Connor - Puyallup, WA |
| Drivdahl,
Ezra - Bothell, WA |
| Dube,
Alana - RENTON, WA |
| Ducay,
Melanie - Renton, WA |
| Duckworth,
Jaimie - Auburn, WA |
| Dudetsky,
Irina - Bellevue, WA |
| Dukes,
Logann - Vancouver, WA |
| Dukes,
Peyton - Vancouver, WA |
| Dunlap,
Jasmine - Kalama, WA |
| Duong,
Anh Quan - Da Nang, VIETNAM |
| Dupar,
Molly - Bellevue, WA |
| Dusich,
Sheran Angelica - Burien, WA |
| Dykstra,
Miriam - Grand Rapids, MI |