Mt. Diablo High School Alumni
Concord, California (CA)
Mary Croff (Mary Matsutani)
Mt. Diablo High School
Class of 1974
→ Join 2565 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 1974 Alumni
→ Reunite with 41 class of 1974 alumni that have joined.
Jerry Hall
Class of 1981
Rhonda Condon
Class of 1988
Luwana Sikes
Class of 1969
Steven Sefers
Class of 1964
Pamela Dowell
Class of 1959
Cristian Garcia
Class of 2012
Jeanne Hunt
Class of 1970
Marsha Perry
Class of 1991
Jim Ainsworth
Class of 1970
Ariyonne Oliva
Class of 2016
John Kerr
Class of 1966
Cathryn Murray
Class of 1994
Tammy Souza
Class of 1982
Joseph None
Class of 1973
Terry Treat
Class of 1961
Mindy O'dwyer
Class of 2003
Thomas Shatswell
Class of 1970
Steve Soberanes
Class of 1978
Upcoming Class of 1974 Reunions
Plan a Class of 1974 Reunion for Free
Class of 1969 57th Renunion
Invited Classes: All Classes
Date: Oct 17, 2026
Description: Casual event. No charge,
Recent Class of 1974 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)