Mt. Diablo High School Alumni
Concord, California (CA)
Karen Guthrie
Mt. Diablo High School
Class of 1975
→ Join 2567 Alumni from Mt. Diablo High School that have already claimed their alumni profiles.
→ There are 78 classes, starting with the class of 1930 all the way up to class of 2025.
Class of 1975 Alumni
→ Reunite with 36 class of 1975 alumni that have joined.
Claudia Bois
Class of 1973
Kymm Drago
Class of 1989
Amy Patricia
Class of 1996
Pat Hennessy
Class of 1960
Jessica Sabino
Class of 2007
Carey Catanzariti
Class of 1972
Bob Valdez
Class of 1965
Renee Clark
Class of 1950
Carol Longshore
Class of 1963
Tiffany Olney
Class of 2006
Robert Odell
Class of 1974
Lynn Nolan
Class of 1969
Tom Zappas
Class of 1978
Leminda Maples
Class of 1964
Susan Downing
Class of 1965
Colleen Wygal
Class of 1965
Visal Long
Class of 2013
Kim Slayter
Class of 1976
Upcoming Class of 1975 Reunions
Plan a Class of 1975 Reunion for Free
Class of 1969 57th Renunion
Invited Classes: All Classes
Date: Oct 17, 2026
Description: Casual event. No charge,
Recent Class of 1975 Reunions
CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION
Invited Classes: All Classes
Date: Sep 09, 2023
Description: CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION JOIN US TO CELEBRATE 50+ years! SATURDAY SEPTEMBER ...(read more)
5th Annual All Alumni Picnic Sponsered by Class of 1964
Invited Classes: All Classes
Date: Sep 21, 2014
Description: Asking $10.00 donation to offset cost of park Bring your own lunch and drinks. We have had lots of fun in past years w...(read more)
4th Annual Class Picnic sponsored by Class of 1964
Invited Classes: All Classes
Date: Sep 21, 2013
Description: Sponsored by the class of '64 we are inviting all classes to join us. This is our 4th annual picnic and we have ha...(read more)
Alumni reuion picnic
Invited Classes: All Classes
Date: Sep 22, 2012
Description: 3 annual class picnic (Class of '64) ! This is our 3rd annyual "Class of '64 picnic leading up to our 50...(read more)