Hartford Union High School Alumni

Hartford, Wisconsin (WI)

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Mary Jean Sienko (Mary Jean O'Brien)

Hartford Union High School
Class of 1974

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MARY JEAN'S PROFILE

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First Name Mary Jean
Last Name Sienko
Maiden Name O'brien
Graduation Year Class of 1974
Gender Female
City N/A
State/Province MI
Country United States
Occupation Veterinarian
Married Yes
No photo uploaded

Class of 1974 Alumni

→ Reunite with 32 class of 1974 alumni that have joined.

Andrew Stein

Andrew Stein
Class of 1983

Leona Koch

Leona Koch
Class of 1988

Loy Perkins

Loy Perkins
Class of 2008

Greg Braunreiter

Greg Braunreiter
Class of 1985

Jill Milbrath

Jill Milbrath
Class of 1985

Jennifer Stewart

Jennifer Stewart
Class of 2000

Travis Wolfeil

Travis Wolfeil
Class of 2011

Amanda David

Amanda David
Class of 2004

Jennifer Peters

Jennifer Peters
Class of 1992

Aaron Lawonn

Aaron Lawonn
Class of 2010

Christa Lucynski

Christa Lucynski
Class of 1994

Heidi Herold

Heidi Herold
Class of 1991

Daryl Torn

Daryl Torn
Class of 2004

Ally Huckl

Ally Huckl
Class of 2008

Kasey Roskopf

Kasey Roskopf
Class of 1995

Dauna Hale

Dauna Hale
Class of 1970

Karen Neu

Karen Neu
Class of 1982

Jeff Oosterhuis

Jeff Oosterhuis
Class of 1982

Recent Class of 1974 Reunions

Plan a Class of 1974 Reunion for Free

Class of 1974 45th Class Reunion

Invited Classes: 1974

Date: Sep 28, 2019

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