MK Pritzker

MK Pritzker
Pritzker in 2019
First Lady of Illinois
Assumed role
January 14, 2019
GovernorJB Pritzker
Preceded byDiana Rauner
Personal details
BornMary Kathryn Muenster
1967 (age 58–59)
PartyDemocratic
SpouseJB Pritzker
Children2
Parent(s)Ted Muenster (father)
Karen Nelsen (mother)
EducationUniversity of Nebraska–Lincoln (BA)
School of the Art Institute of Chicago
WebsiteOfficial Website

Mary Kathryn Pritzker (née Muenster; born 1967) is an American philanthropist. As the wife of Governor JB Pritzker, she has served as the First Lady of Illinois since 2019. Pritzker is the former director of the Pritzker Family Foundation and is the founder of the Evergreen Invitational equestrian competition. In 2023, she authored a book about the Illinois Governor's Mansion titled A House That Made History: The Illinois Governors Mansion, Legacy of an Architectural Treasure.