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Name High School Grad Year
Jim Graves Chaffey High School Class of 1953
Mary Graves Chaffey High School Class of 1953
Tara Graves Chaffey High School Class of 1981
Venice Graves Chaffey High School Class of 1999
Amber Gray Los Osos High School Class of 2008
Gary Gray Ontario High School Class of 1971
Jerry Gray Chaffey High School Class of 1967
Teresa Gray Ontario High School
Vicky Gray Chaffey High School Class of 1968
Mary Greco Chaffey High School Class of 1953
David Green Chaffey High School Class of 1967
Judith Green Ontario High School Class of 2000
Patrick Green Chaffey High School Class of 1960
Wendy Green Chaffey High School Class of 1991
Joelle Greene Valley View High School Class of 1989
Richard Greene Ontario High School Class of 1992
Rowena Greene Chaffey High School Class of 1968
Linda Greenfield Ontario High School Class of 1969
Kim Greenlaw Chaffey High School
Candice Greenwood Los Osos High School Class of 2010
Ken Greg Chaffey High School Class of 1970
Jennifer Gregg Ontario High School Class of 1990
Margaret Greiser Chaffey High School Class of 1975
David Grey Chaffey High School Class of 1978
Laura Grey Chaffey High School Class of 1986
Amy Grider Chaffey High School Class of 1989
Brian Grider Chaffey High School
Jenna Griewe Chaffey High School Class of 1984
Gary Griffen Chaffey High School
Catherine Griffith Chaffey High School Class of 1949
Angles Griffiths Chaffey High School Class of 1997
Westly Grimes Chaffey High School Class of 1955
Scott Grissom Los Osos High School Class of 2009
Larry Groendyke Chaffey High School
Lola Groff Chaffey High School Class of 1954
Melisha Grogan Chaffey High School Class of 1996
Carol Groot Ontario Christian High School Class of 1967
Deborah Grosch Ontario High School
Beth Gross Chaffey High School Class of 1981
Mary Grosse Chaffey High School Class of 1985
David Grossman Chaffey High School Class of 1958
Melanie Grossman Ontario High School
Brian Grove Chaffey High School Class of 1966
John Grow Chaffey High School Class of 1974
Janis Grube Chaffey High School Class of 1964
Judy Grudem Chaffey High School Class of 1961
Richard Gruenke Chaffey High School Class of 1958
Joy Grunigen Ontario High School Class of 1979
Gail Grunwell Chaffey High School Class of 1972
Lynn Grunwell Chaffey High School
Alejandra Guajardo Los Osos High School Class of 2007
Silvia Guardado Chaffey High School Class of 2008
Antonio Guccione Los Osos High School Class of 2014
Maria Gudubalidi Valley View High School Class of 1993
Charlene Guengerich Ontario High School Class of 1972
Maria Guerava Chaffey High School Class of 2006
Bonnie Guerra Ontario High School Class of 1978
Raul Guerra Chaffey High School Class of 1976
Annette Guerrero Valley View High School Class of 1991
Christen Guerrero Ontario High School Class of 2010
Cynthia Guerrero Chaffey High School Class of 2007
Erica Guerrero Chaffey High School Class of 2004
Erik Guerrero Chaffey High School Class of 2014
Linda Guerrero Chaffey High School Class of 1978
Luis Guerrero Chaffey High School Class of 2009
Maribel Guerrero Chaffey High School Class of 2002
Miguel Guerrero Chaffey High School Class of 1998
Pamela Guerrero Chaffey High School Class of 2003
Shantelle Guerrero Chaffey High School Class of 2009
Julian Guevara Los Osos High School Class of 2005
Maria Guevara Chaffey High School Class of 2007
Lisa Guillum Valley View High School Class of 1985
James Guire Chaffey High School Class of 1967
Wendy Guitterez Chaffey High School
Debbie Gullion Chaffey High School Class of 1967
David Gunn Chaffey High School Class of 1976
Mary Gunther Chaffey High School Class of 1996
Denisse Gurierrez Chaffey High School Class of 2013
Cindy Gushu Chaffey High School
Michelle Gustafson Ontario High School
Napoles Gutierres Chaffey High School Class of 1993
Bertha Gutierrez Chaffey High School Class of 1997
Bessy Gutierrez Ontario High School Class of 2006
Cassondra Gutierrez Chaffey High School Class of 2008
Daniel Gutierrez Ontario High School Class of 2000
Dina Gutierrez Los Osos High School
Edward Gutierrez Valley View High School Class of 1992
Francisco Gutierrez Chaffey High School
Jazmine Gutierrez Los Osos High School Class of 2012
Linda Gutierrez Ontario High School
Miguel Gutierrez Chaffey High School Class of 1996
Rachel Gutierrez Ontario High School Class of 1984
Rosa Gutierrez Chaffey High School Class of 1999
Sebastian Gutierrez Valley View High School
Ashely Gutteres Los Osos High School Class of 2007
Tony Guttierez Chaffey High School Class of 2006
Ana Guzman Chaffey High School Class of 2003
Claudia Guzman Chaffey High School Class of 1999
Elizabeth Guzman Ontario High School Class of 1987
Fabian Guzman Chaffey High School Class of 2003
George Guzman Chaffey High School Class of 1994
Laura Guzman Ontario High School Class of 1989
Leonardo Guzman Chaffey High School
Omar Guzman Chaffey High School Class of 2000
Patsy Guzman Ontario High School Class of 2011
Steven Guzman Chaffey High School
Harper Haagsma Ontario Christian School Class of 2011
Ellen Haakma Chaffey High School Class of 1995
Eelke Haaksma Ontario High School Class of 1965
Michael Haas Chaffey High School Class of 1962
Mike Haas Chaffey High School Class of 1962
Shirley Hackmann Chaffey High School Class of 1969
Carol Hadovac Chaffey High School Class of 1950
Madeline Hafliger Chaffey High School Class of 1946
Steve Hagum Chaffey High School Class of 1971
Fritz Hahn Ontario High School Class of 1974
Jhon Hahn Chaffey High School
Tim Hahn Chaffey High School
Courtney Haidet Los Osos High School Class of 2008
James Hailey Chaffey High School
Richard Hailey Chaffey High School Class of 1987
Shannon Hainline Ontario High School Class of 1990
Andy Hale Ontario High School Class of 2016
Greg Hale Chaffey High School Class of 1980
Lawrence Hale Chaffey High School Class of 1979
Nicole Hale Ontario High School Class of 1990
Pam Hale Chaffey High School Class of 1984
Linda Haley Chaffey High School Class of 1969
Herbert Hall Chaffey High School Class of 1951
John Hall Chaffey High School Class of 1961
Sandra Hall Chaffey High School Class of 1964
Timmy Hall Ontario High School Class of 2016
VAlerie Hall Chaffey High School
Vivki Hallett Chaffey High School Class of 1974
Brandon Halliburton Chaffey High School
Lynn Hamilton Chaffey High School Class of 1965
Sheila Hamilton Ontario High School Class of 1977
Kristy Hamm Ontario High School Class of 1990
Stephanie Handalynn Ontario High School Class of 1997
Tamatha Hangan Chaffey High School Class of 1988
BreAnna Hanki Los Osos High School Class of 2007
Mike Hanna Chaffey High School Class of 1979
Robert Hanna Chaffey High School Class of 1967
Walter Hannah Chaffey High School Class of 1966
Linda Hansan Chaffey High School Class of 1969
Tamia Hansan Los Osos High School Class of 2012
Carolyn Hansen Chaffey High School Class of 1971
Louise Hansen Valley View High School Class of 1984
Marty Hansen Ontario High School Class of 1975
Tammy Hansen Ontario High School Class of 1976
Barbara Harbidge Chaffey High School Class of 1967
Cindy Harbison Chaffey High School Class of 1976
Cynthia Harbison Chaffey High School Class of 1976
Gary Harbison Chaffey High School Class of 1972
Murl Harden Chaffey High School
John Hardesty Chaffey High School Class of 1978
Scott Hardesty Chaffey High School Class of 2004
Terri Hardick Ontario High School Class of 1983
Natalina Hardman Chaffey High School Class of 1954
Kevin Hardy Chaffey High School Class of 1969
Pat Hardy Chaffey High School Class of 1966
Sand Hardy Chaffey High School Class of 1966
Blanch Hargget Ontario High School Class of 1972
Cathy Hargrove Chaffey High School Class of 1968
Cher Hargrove Chaffey High School Class of 1991
Heather Hargrove Chaffey High School
Jackie Hargrove Chaffey High School Class of 1965
Susan Harman Chaffey High School Class of 1973
Derek Harmon Chaffey High School Class of 1987
Marcia Harmon Chaffey High School Class of 1968
Julio Harnadez Ontario High School
Jennifer Harner Chaffey High School Class of 1985
Adriana Haro Chaffey High School
Julio Haro Chaffey High School Class of 2000
Mayra Haro Chaffey High School
Myra Haro Chaffey High School Class of 1997
Oscar Haro Chaffey High School Class of 1991
Georgia Harper Chaffey High School
Jac Harper Chaffey High School Class of 1974
Jackie Harper Chaffey High School Class of 1974
Richard Harper Chaffey High School
John Harrelson Chaffey High School Class of 1968
Alejandro Harri Chaffey High School Class of 2010
Daniel Harrigan Los Osos High School
Jennie Harrington Chaffey High School Class of 1978
John Harrington Valley View High School Class of 1986
Anthony Harris Los Osos High School
Devin Harris Los Osos High School Class of 2007
Gary Harris Ontario High School Class of 1986
Helen Harris Chaffey High School Class of 1948
Jade Harris Chaffey High School Class of 2001
Jeffrey Harris Ontario High School Class of 2000
John Harris Chaffey High School
Maurissa Harris Los Osos High School
Paul Harris Chaffey High School Class of 1954
Shantae Harris Chaffey High School Class of 1996
Brittney Harrison Los Osos High School Class of 2005
Kelli Harrison Ontario High School
Doug Harroldson Chaffey High School Class of 1975
Rick Hart Chaffey High School Class of 1976
Cathy Hartless Chaffey High School Class of 1966
Donna Hartwell Chaffey High School Class of 1962
Marilyn Hartwell Chaffey High School Class of 1958
Tammy Hartwell Chaffey High School Class of 1982
Derril Harvey Chaffey High School Class of 1987
Marialice Haselwerdt Chaffey High School Class of 1982
Automne Hasenburg Los Osos High School Class of 2010
Hassan Hassoun Chaffey High School
Cheri Hatfield Valley View High School Class of 1988
Charles Hatto Chaffey High School Class of 1987
Robert Hatzidakis Chaffey High School Class of 1968
Linda Haus Chaffey High School Class of 1996
Branden Hawara Los Osos High School Class of 2008
Pam Hawken Ontario High School
Michael Hawkey Chaffey High School Class of 1976
Michael Hawkins Chaffey High School Class of 1976
Randy Hawley Chaffey High School Class of 1985
Rhonda Hayder Chaffey High School Class of 1977
Josuha Hayes Los Osos High School Class of 2005
Karen Hayes Chaffey High School
Leslie Hayes Chaffey High School Class of 1975
Sharon Hayes Chaffey High School Class of 1971
Frank Haynes Chaffey High School
Pritrelle Haynes Valley View High School Class of 1989
Rudo Haynes Ontario High School Class of 1996
Rohenan Haynie Ontario High School Class of 2003
Andrew Haywood Chaffey High School Class of 1992
Dave Haywood Chaffey High School Class of 1962
Sharon Haywood Chaffey High School Class of 1964
Steven Hazzard Chaffey High School Class of 1947
Nicholas Head Los Osos High School Class of 2005
Clyde Heads Chaffey High School Class of 1998
Devonna Heads Chaffey High School Class of 1990
Crystal Heath Chaffey High School Class of 1998
Paul Heath Chaffey High School Class of 1994
Phillip Heathcoat Chaffey High School Class of 1961

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About Ontario, CA Alumni

The listing of alumni from Ontario, CA includes graduates from 13 schools. To filter results, select a Ontario, CA high school using the links to the right. The Ontario alumni list on this page come from a variety of sources. Clicking one of your friends will give you locations that you can get back in touch with the fellow graduate. To view alumni that graduated in Ontario around your class year, enter your graduation year in the search box at the top of the page. You may also be able to find friends close to your home town. We also have listings for graduates from Upland, CA, Montclair, CA, or Chino, CA.

Approximately 52,200 of residents in Ontario (8%) are the normal age for attending high school (15-19). Also, around 20,100 Ontario residents (3%) are the average age for high school seniors (18-19). Population stats are from the United States Census Bureau.