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251 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Nancy Marie O�Sullivan, a 15-year-old girl, vanished on March 7, 1974, from South Holland, Illinois. At the time of her disappearance, Nancy and her family, which included her parents and ten siblings, had been living in Homewood, Illinois, for about two years, having previously resided in South Holland. On the day she went missing, Nancy visited a family in the 1300 block of 168th Place in South Holland, which was next door to her former home. Accounts from that day suggest that a friend of Nan ...Read More
Last Seen: Mar 07, 1974

Victim Details

Jan 27, 2026

Jan 27, 2026

Nancy

Osullivan

15

15

5'4 inches

115 lbs

White

Female

Mar 07, 1974

South Holland

Illinois

South Holland

Homewood Police Departmen

708-206-3431

06/06/2026