Thomas Jefferson High School Alumni
Auburn, Washington (WA)
Joon Sinn
Thomas Jefferson High School
Class of 1990
→ Join 2884 Alumni from Thomas Jefferson High School that have already claimed their alumni profiles.
→ There are 61 classes, starting with the class of 1948 all the way up to class of 2026.
JOON'S PROFILE
| First Name | Joon |
| Last Name | Sinn |
| Graduation Year | Class of 1990 |
| Gender | Male |
| City | N/A |
| State/Province | WA |
| Country | United States |
| Occupation | Software Engineer |
| Married | Yes |
| Favorite School Memory | Arm Wrestling competition by Ms. Watch |
| About Me | College, Work, Marriage, kids |
Class of 1990 Alumni
→ Reunite with 36 class of 1990 alumni that have joined.
Debora Rancore
Class of 1978
Julie Devane
Class of 1978
Greg Tillotson
Class of 1983
Mike Hatfield
Class of 1972
Debra Hagberg
Class of 1972
Ann Layden
Class of 2000
Martha Ullman
Class of 1999
Joe Hall
Class of 1997
Cathy Cason
Class of 1982
Christina Hendricks
Class of 1999
Tiana Ross
Class of 2010
Susan Susan Parker
Class of 1970
Tim Connelly
Class of 1979
Vincent Richey Vincent Richey
Class of 2008
Christina Kohoutek
Class of 2009
Tonya Mansfield
Class of 1989
Andrea Lucky
Class of 1987
Troy Morrow
Class of 1982