We have so far registered 92,376 seafarers
| Name | Born | Place of birth (place of living shown if missing) | | Ancher Angelo Cobelo (Corello, Corbello) | December 31, 1911 | Born in Vigo | |
| P. Colorio | | Lived in Spania | |
| Jose Conde | | | |
| Antonio Conzales | August 18, 1920 | Born in Barcelona | |
| José Cores | April 16, 1912 | Born in Cambados | |
| Francisco Corti | July 15, 1916 | Born in Santander | |
| José Costa | August 22, 1903 | Born in Valencia | |
| Juan G. Costas (Garcia) | April 7, 1916 | Born in Ferrol | |
| Drigo Cougala | | Lived in Spania | |
| Antonio Rey Couto (Coto) | April 15, 1916 | Born in Coruna | |
| Rafael Cuder | June 22, 1922 | Born in Sevilla | |
| Manuel Cuevas | February 1, 1911 | Born in Sevilla | |
| Jose Cuisado | November 18, 1915 | Born in Linea | |
| Andreas Delgado | February 18, 1918 | Born in Rosal De, La Fronters | |
| Pedro Delgado | February 20, 1917 | Lived in Calle de Generaliseine, Magacela. | |
| Cesar Dias | July 25, 1917 | Lived in La Linea Spania | |
| Jose Diaz | | Lived in Spania | |
| Pablo Diaz | December 2, 1910 | Born in San Sebastian | |
| Antonio Diaz (Salgoda) | March 3, 1923 | Born in Lisboa | |
| Augusto Dionissio | August 24, 1916 | Lived in Spania | |
| Jose Domenech | September 19, 1918 | Born in Alcoy Alicante | |
| Jose Isaac Dominguez | August 9, 1922 | Born in Pontevedra | |
| Thomas Dominguez | September 22, 1919 | Born in Madrid | |
| Samuel Calvino Donsean | March 11, 1912 | Born in Pontuera | |
| Samuel Donsion | March 12, 1911 | Born in Marin | |
