Sentinel High School Alumni
Missoula, Montana (MT)
Ruthanna Costello (Ruthanna Pruyn)
Sentinel High School
Class of 1969
→ Join 2405 Alumni from Sentinel High School that have already claimed their alumni profiles.
→ There are 69 classes, starting with the class of 1919 all the way up to class of 2025.
RUTHANNA'S PROFILE
| First Name | Ruthanna |
| Last Name | Costello |
| Maiden Name | Pruyn |
| Graduation Year | Class of 1969 |
| Gender | Female |
| City | N/A |
| State/Province | TX |
| Country | United States |
| Occupation | Clinical Scientist |
| Married | Yes |
| Favorite School Memory | Riding around in a yellow Jeep with Janel Woodworth |
| About Me | Worked, worked, and worked, and kids and more kids and worked some more.. |
Class of 1969 Alumni
→ Reunite with 43 class of 1969 alumni that have joined.
Lawrence Bold
Class of 1980
Kapila Morgan
Class of 1989
Kimberlie Miller
Class of 1980
Brian Armstrong
Class of 1976
Rose Nelson
Class of 1971
Trish Sanders
Class of 2000
Brent Mills
Class of 1967
Marcus Clark
Class of 1969
Sheri Overholtzer
Class of 1977
Alieta Elkins
Class of 1991
Adam Fritz
Class of 1998
Thomas Friedrich
Class of 1999
Lorena Garza
Class of 1978
Jason Bernstein
Class of 1989
Cody Hensel
Class of 1997
Michelle Cooney
Class of 1992
Marlene Greely
Class of 1976
Beth Chadduck
Class of 1976
