11 April 1881–18 November 1964 (Age 83)
Chicago, Cook County, Illinois
When Katherine Slupikowski was born on 11 April 1881, in Chicago, Cook, Illinois, United States, her father, Peter Slupikowski, was 34 and her mother, Alexandrina Matysik, was 37. She married Wladyslaw Mazurek on 8 November 1899. They were the parents of at least 2 daughters. She died on 18 November 1964, in Chicago, Cook, Illinois, United States, at the age of 83, and was buried in Niles, Cook, Illinois, United States.