William O'Brien was assigned to the US Marine Corps.
William received the Purple Heart (PH) serving during World War II .
We Salute William O'Brien.
5-MAR-45 Purple Heart
39TH REPL DRAFT, CAMP PENDLETON, CALIF
World War II, 1941-1945
Please contact us with any biographical data, pictures or other information regarding the service and life of William O'Brien, Purple Heart recipient.
The contained information on William Cecil O'Brien Jr is gathered and extracted from military records from a variety of sources. This material in no way represents this serviceman's complete military record; we welcome additional material. If you can help add to William O'Brien's military record please contact us. This can include award citations and photos. . 39TH REPL DRAFT, CAMP PENDLETON, CALIF.