JB Pritzker: 7 things to know about Illinois' next governor

JB Pritzker will become the 43rd governor of Illinois on Monday, January 14. His inauguration ceremony takes place at 11:30am in Springfield. Lieutenant governor-elect Juliana Stratton and other statewide officials will also be sworn in.

What you should know about JB Pritzker:

  • JB's actual name is Jay Robert Pritzker. He is an heir to the Hyatt Hotel fortune.

  • According to Forbes 400, JB is the 251st richest American with a net worth of $3.2 billion.

  • He is married to Mary Katheryn "MK" Pritzker. They have two children.


  • MK was working as an aide for Senator Tom Daschle of South Dakota when she met JB.


  • JB unsuccessfully ran for the U.S. House of Representatives in Illinois' 9th Congressional district in the 1998 Democratic primary.


  • In 2008, JB served as national co-chairman of Hillary Clinton's presidential campaign.


  • JB spent a record $171 million of his own fortune for his 2018 election campaign for governor.