John Duffy

San Dieguito High School

Class of 1970

→ Join 2418 Alumni from San Dieguito High School that have already claimed their alumni profiles.
→ There are 69 classes, starting with the class of 1940 all the way up to class of 2022.

JOHN'S PROFILE

This is a limited view of John's profile, register for free or login to view all their profile information.

First Name	John
Last Name	Duffy
Graduation Year	Class of 1970
Gender	Male
City	N/A
State/Province	CA
Country	United States
Married	Yes

Class of 1970 Alumni and Other Nearby Classes

→ Reunite with 25 class of 1970 alumni that have joined.

Deborah Wisniewski
Class of 1978

Mark Headly
Class of 1975

Tim Kundinger
Class of 1988

Bill Stuber
Class of 1981

Tenaya O'donnell
Class of 1999

Cyd Cyd Shaw
Class of 1965

Kristie Maxwell
Class of 1989

Oscar Ramirez
Class of 1993

Robert Tolman
Class of 1976

Kerry Showalter
Class of 1975

Cheryl Stearns
Class of 1966

Brian Malewicz
Class of 1990

Pat Nelson
Class of 1977

Jerome Young
Class of 1992

Jill Feder
Class of 1975

Kira La Viscount
Class of 2006

Devon Neal
Class of 1986

Mandy Sinning
Class of 1999

Recent Class of 1970 Reunions

Plan a Class of 1970 Reunion for Free

San Dieguito Class of 1970 55th Reunion

Invited Classes: 1970

Date: Sep 27, 2025

More Details →