Sentinel High School Alumni
Missoula, Montana (MT)
Ruthanna Costello (Ruthanna Pruyn)
Sentinel High School
Class of 1969
→ Join 2387 Alumni from Sentinel High School that have already claimed their alumni profiles.
→ There are 65 classes, starting with the class of 1919 all the way up to class of 2020.
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.
Rochelle Gibson
Class of 1986
Michael Dixon
Class of 1978
Jamie Ryan
Class of 1983
Jen Kraft
Class of 1989
Lane Fladager
Class of 1978
Richard Nagel
Class of 1975
Jeff Blank
Class of 1985
Lani Gallegos
Class of 1989
Arlen Richter
Class of 1988
Christopher Nickel
Class of 1980
Kathy Reitzel
Class of 1980
Heather Mccool
Class of 1992
Laurel Strong
Class of 1973
Kate Wolferman
Class of 1994
Debora Palmer
Class of 1974
John Canaris
Class of 1971
Debby Larson
Class of 1972
David Sailing
Class of 1978
Carolyn Patras
Class of 1987
Roy Steingas
Class of 1970
Lisa Brown
Class of 1992
Erin Egeland
Class of 1993
Tammy Dobak
Class of 1979
Franki Pileggi
Class of 2005