JB Pritzker has been married to philanthropist Mary Kathryn "MK" Muenster since 1993. MK grew up in South Dakota and Nebraska ...

Ashlee Rezin / Sun-Times file Share It’s time to meet M.K. Pritzker. In her first four years as Illinois’ first lady, Mary Kathryn (nee Muenster) Pritzker, 55, from Sioux Falls, S.D., was a ...

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Illinois Governor JB Pritzker and First Lady Mary Kathryn Muenster celebrated Halloween dressed as Shrek and Fiona this year. "What are you doing in my swamp?" the governor joked on social media.

Later, he moved back to Illinois and got his Juris Doctor from Northwestern University's Pritzker School of Law. He is married to Mary Kathryn Pritzker; the couple have two children together ...

Total Amount Given to Pro-Clinton Super PACs: $3,250,000 M.K. Pritzker is married to J.B. Pritzker. The husband-and-wife duo have given a combined $6.5 million to pro-Clinton super PACs.

On their 2016 personal tax return, Pritzker and wife Mary Kathryn reported $14.95 million in federal adjusted gross income. The couple reported paying $4.1 million in federal taxes and $456,000 in ...