We have so far registered 92,376 seafarers
| Name | Born | Place of birth (place of living shown if missing) | | Christoffer Columbus | May 17, 1904 | Born in New York | |
| Robert Connoley | 1885 | Lived in Boston | |
| Joseph Conrad | April 9, 1915 | Born in New Orleans | |
| Margaret Cook | November 23, 1916 | Born in Pennsylvania | |
| John Copeland | November 7, 1921 | Born in Marion, Ohio | |
| Paul Cordero | July 13, 1920 | Born in Puerto Rico | |
| Sydney Lowell Cordiner | September 7, 1921 | Born in Astoria | |
| George Arthur Cordova | June 3, 1927 | Born in Martinez | |
| Robert Coren | | | |
| Arthur B. Corliss | July 12, 1925 | Born in Portland | |
| John Cornell | March 13, 1922 | Born in Nanticoke | |
| Gustine Santos Costa | June 14, 1918 | Born in Rodeo | |
| Robert Costa | May 17, 1927 | Born in California | |
| Donald Coughlin | April 20, 1920 | Born in Dorchester | |
| Wallace Coward | | Lived in Sylvia Box 102, N. Carl. | |
| Westley Crane | August 9, 1918 | Born in U.S.A. | |
| William Cronan | June 28, 1925 | Born in San Francisco | |
| Donald Crouse | July 12, 1918 | Born in St.Charles, Penn. | |
| Gustav Cuccie | March 18, 1923 | Lived in 82 Winthrop Ave., Revere, Mase. | |
| Francine Cummings | November 6, 1909 | Born in Penn. USA | |
| John P. Curren | July 17, 1927 | Born in Portland | |
| Jack Curtiss | February 19, 1922 | Born in Oklahoma | |
| Leo Cushing | April 19, 1919 | Born in Mansonville | |
| Robert Damisch | July 22, 1923 | Born in Elgin | |
| George Damon | April 6, 1926 | Born in Portland, Maine | |
