Gertrude married Kai John Carl Antonsen about 1922. Her death certificate from Cook County, Illinois indicates her last residence was 6229 N. Tallman. Place of birth: 390 W. Huron Street. Her father was Edward Evensen and her mother's name was Birtha Cerrie Darucer. Her parents were born in Norway. Gertrude and her 3 siblings were all born in Chicago, Illinois. She and her husband Kai had one daughter: Janet Gerda Antonsen.