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.
Lori Smith
Class of 1973
Doug Skillman
Class of 1970
Kathy Reitzel
Class of 1980
James Mcallister
Class of 1975
Tom Rondles
Class of 1968
Shirley Solum
Class of 1971
Steven Gregoryk
Class of 1983
Terrence Lui
Class of 2000
Molly Skousen
Class of 1976
Linda Dassenko
Class of 1979
Dawn Foster
Class of 1977
Scott Vogel
Class of 2001
Richard Tallum
Class of 2004
Ray Burkhart
Class of 1971
Chris Husby
Class of 1970
Jody Bowman
Class of 1980
John Vaughn
Class of 1969
Jeffrey Showell
Class of 1970