Shirley Jean Mack, age 90 of Frederika, died Saturday, Aug. 8, 2026, at New Hampton Nursing & Rehab Center. Shirley Jean Mack, 90, of rural Iowa, passed away on Aug. 8, 2026. Shirley was baptized on Nov. 24, 1935, at St. Paul’s Lutheran Siegel, and she was confirmed there on April 10, 1949. Shirley worked at Frederika Locker from 1959 to 1969 and later at Farmers State Bank in Frederika from 1974 to 1987. Shirley was preceded in death by her parents; husband, Merle Mack; special friend, Irvin Brown; two sisters-in-law, Wanda (Joe) Sterba and Eleanor (Don) Wettengel; niece, Susan (Bravener) Houg; and niece-in-law, Diane Sterba.