| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Hiram Carr | Franklin | Schooner | 1833 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Franklin | Schooner | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | New Bedford | | | | |
|
| Hiram Catin | Roman | Ship | 1843 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Roman | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Hiram Chamaberlain | Swift | Ship | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Swift | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Blacksmith | DISCHARGED AT TALCAHUANO 03/28/1848 DUE TO SICKNESS | | |
|
| Hiram Cleaveland | Euphrates | Ship | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Euphrates | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Hiram Cleaveland | Euphrates | Ship | 1849 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Euphrates | Ship | 20 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Edgartown | | | | |
|
| Hiram Cleaveland | Euphrates | Ship | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Euphrates | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Edgartown | | | | |
|
| Hiram Cleft | McDonough | Schooner | 1832 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | McDonough | Schooner | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Groton | Master | | | |
|
| Hiram Cleveland | Euphrates | Ship | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Euphrates | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 2nd Mate | | | |
|
| Hiram Clift | Ospray | Brig | 1835 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ospray | Brig | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Hiram Clift | Tampico | Brig | 1840 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Tampico | Brig | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Stonington | Master | | | |
|
| Hiram Coleman | D(r). Franklin | Bark | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | D(r). Franklin | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| Hiram Conway | Juno | Brig | 1830 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Juno | Brig | 20 | 5' 8 1/2" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Boston | | | | |
|
| Hiram Corry | Cowper | Ship | 1855 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Cowper | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Hiram Covell | Maria | Ship | 1815 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Maria | Ship | 22 | 5' 5" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | | | New Bedford Mass. | Second Mate | | | |
|
| Hiram Covell | Charles | Ship | 1818 | 24 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Charles | Ship | 24 | 5' 5" | dark | | | Hair | Eye | Residence | Rank | Remarks | | dark | | New Bedford | | | | |
|