We have so far registered 92,376 seafarers
| Name | Born | Place of birth (place of living shown if missing) | | Herbert Nunn | February 7, 1920 | Born in Perth | |
| Jack Nuttall | March 3, 1921 | Born in Morecombe | |
| Gordon E. Nutter | December 10, 1920 | Born in Sydney, N.S.W. | |
| Alan Nuzum | July 7, 1925 | Born in Melbourne, Australia | |
| Alden Rex Nye | January 7, 1926 | Born in Sydney, N.S.W. | |
| Eric Oatac | February 9, 1903 | Born in Bendigo, Vic., Australia | |
| Bernard O'Brien | December 4, 1925 | Born in Roxley, Australia | |
| John Kevin O'Brien | June 17, 1927 | Born in Ballan | |
| Daniel O'Callaghan | January 23, 1908 | Born in Melbourne, Australia | |
| John O'Connell | May 8, 1915 | Born in Tipperary | |
| Louis O'Dare | May 28, 1901 | Born in Kildara | |
| Desmond O`Day | March 6, 1919 | Born in Perth | |
| Ronald Henry Oliver | February 11, 1928 | Born in Baddaginni, Vic., Australia. | |
| Robert Olsson | September 11, 1922 | Born in Bowen, Australia. | |
| Leslie O'Neill | August 12, 1922 | Born in Tasmania | |
| Henry O`Reilly | October 18, 1924 | Born in Sydney | |
| John O`Reilly | August 24, 1928 | Born in Kalgoorlie | |
| Bruce W. Orford | June 17, 1923 | Born in Newport, Australia | |
| James Vincent O'Rourke | August 25, 1924 | Born in London | |
| Reginald Orr | July 21, 1921 | Born in Melbourne, Australia | |
| Reynold T. W. Orr | July 21, 1923 | | |
| Steward Orr | October 2, 1927 | Born in Perth, Australia | |
| George Osborne | February 6, 1925 | Born in Brisbane, Australia | |
| George Albert Osborne | November 2, 1926 | Born in Brisbane, Australia | |
| William Thomas Osborne | April 27, 1919 | Born in Perth, Australia | |
