Henry Sibley High School Alumni
Mendota Heights, Minnesota (MN)
Mary Kay Dekeyser (Mary Kay Keith)
Henry Sibley High School
Class of 1980
→ Join 2617 Alumni from Henry Sibley High School that have already claimed their alumni profiles.
→ There are 71 classes, starting with the class of 1930 all the way up to class of 2024.
MARY KAY'S PROFILE
| First Name | Mary Kay |
| Last Name | Dekeyser |
| Maiden Name | Keith |
| Graduation Year | Class of 1980 |
| Current Location | Bonney Lake, WA |
| Hometown | Eagan, MN |
| Relationship Status | Married |
| About Me | Happily retired! |
Class of 1980 Alumni
→ Reunite with 94 class of 1980 alumni that have joined.
David Cosgrove
Class of 1978
David Gratz
Class of 1978
Robert Garwood
Class of 1978
Wanda Wiederich
Class of 1965
Christina Kump
Class of 1996
Chuck Ehlers
Class of 1964
Jim Kirchner
Class of 1968
Billy Williams
Class of 1960
Cindy Schaberg
Class of 1961
Jeff Zeis
Class of 1974
Stefanie Weisenburger
Class of 2003
Gary Bergeson
Class of 1972
Kathkeen Jeanne
Class of 1958
Justin Latchaw
Class of 1994
Anita Niehaus
Class of 1976
Karen Tompkins
Class of 1976
Julie Schmidberger Julie Schmidberger
Class of 1989
Mark Seaquist
Class of 1973
Upcoming Class of 1980 Reunions
Plan a Class of 1980 Reunion for Free
Sibley 1980 - 45 Year Reunion
Invited Classes: 1980
Date: Aug 29, 2025
Description: Henry Sibley High School 1980 Classmates: