| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Oliver T. Mendall | Tropic Bird | Bark | 1855 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Tropic Bird | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boy | | | |
|
| Oliver T. Hull | Napoleon | Ship | 1858 | 26 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Napoleon | Ship | 26 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Scituate, Ri | | | | |
|
| Oliver Swift | Hibernia II | Ship | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hibernia II | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 3rd Mate | | | |
|
| Oliver Stroud | Shaw Perkins | Sloop | 1840 | 11 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Shaw Perkins | Sloop | 11 | 4' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Black | | New London | | | | |
|
| Oliver Sisson | Era | Schooner | 1865 | 42 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Era | Schooner | 42 | 5' 9" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New London | | | | |
|
| Oliver Sisson | Electra | Ship | 1862 | 40 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Electra | Ship | 40 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | New London | Master | | | |
|
| Oliver Sisson | Benjamin Morgan | Ship | 1856 | 35 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Benjamin Morgan | Ship | 35 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New London, CT | Master | | | |
|
| Oliver Sisson | Black Warrior | Ship | 1842 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Black Warrior | Ship | 21 | 5' 7" | Fair | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New London | | | | |
|
| Oliver Sipon? | Brookline | Ship | 1851 | 29 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Brookline | Ship | 29 | 5' 9" | White | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | New London | | | | |
|
| Oliver Sealott | Plato | Bark | 1840 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Plato | Bark | 22 | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Falmouth | | Left in Australia | | |
|
| Oliver Seabury | Nile | Ship | 1844 | 30 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Nile | Ship | 30 | 5' 9" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Tiverton | | | | |
|
| Oliver Scholfield | Mentor | Ship | 1845 | 17 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mentor | Ship | 17 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | light | | Colchester | | | | |
|
| Oliver S. Cleveland | Margaret Scott | Ship | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Margaret Scott | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Oliver S. Cleveland | Eliza L. B. Jenney | Ship | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Eliza L. B. Jenney | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 4th Mate | | | |
|
| Oliver S. Cleavland | Mary Frazier | Bark | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mary Frazier | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|