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.
Cary Sunshine
Class of 1975
Deborah Powell
Class of 1971
Monica Vermillion
Class of 1982
Rachel Hauser
Class of 2004
Debra Debruin
Class of 1974
Beatrix Sol
Class of 1979
Vaughn Moser
Class of 2009
Sheila Clyatt
Class of 1980
Ron Klaudt
Class of 1966
Marcos Comini
Class of 1977
Brett Beauchan
Class of 1990
Melissa Lunt
Class of 1990
Kyle Smith
Class of 2003
Molly Blackwell
Class of 1998
Lee Allen
Class of 1987
Michelle Levesque
Class of 1970
Kim Rubie
Class of 1981
Terrence Lui
Class of 2000
