S2/c Thomas Vincent Delaney was born in Cook County, Illinois, on June 26, 1926, to John F. Delaney and Kathy Delaney. He had two sisters and three brothers and the family resided at 1805 South 6th Avenue in Maywood, Illinois. He graduated form the Bishop Military Academy in Oak Park, Illinois, and attended Proviso Township High School for two and half years before he enlisted in the US Navy in February 1944. He did his basic training at Great Lakes Naval Station and received the serial number was 727 17 28, and was a Seaman Second Class.
He served on the USAT General Hugh L Scott from San Francisco to Islands of Faray and then transferred to the USS Idaho. After he joined the ship, on June 19, 1944, it took part in the campaign to retake the Philippine Islands. His ship also took part in the Invasion of Okinawa. In August 1945, he became ill and was transferred to the USHS Relief on the 25th. His condition worsened as the ship docked in Norfolk, Virginia, and was taken to the base hospital. He died from jaundice on October 23, 1945, and was buried at Mount Carmel Cemetery in Hillside, Illinois.