First Battalion Four Marines
Personnel Rosters - Alpha Company
1 January - 31 December 1968
Tour Date - When Joined Company
| Name | Rank | MOS | Tour | Purple Heart | Purple Heart | KIA |
| Iacovacci, Michael A | 1st Lt | 0302 | 2 Feb 68 | |||
| Irwin, Robert Joseph | L/Cpl | 0311 | 19 Oct 67 | 11 Jun 68 | ||
| Isaacs, George L | Cpl | 0311 | 5 Dec 67 | 11 Jun 68 | ||