| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Oscar Simpson | Pavilion | Brig | 1860 | 13 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Pavilion | Brig | 13 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Mattapoisett | | | | |
|
| Oscar Simpson | Sun | Bark | 1858 | 13 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sun | Bark | 13 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Mattapoisett | | | | |
|
| Oscar Sawyer | Osceola | Bark | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Osceola | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Oscar Saavadra | Ocean Rover | Bark | 1859 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ocean Rover | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| Oscar S. Johnson | Abraham Barker | Ship | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Abraham Barker | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Oscar Roux | Lucretia | Steam Bark | 1881 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Lucretia | Steam Bark | 23 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | New Bedford | | | | |
|
| Oscar Reynolds | Union | Bark | 1865 | 32 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Union | Bark | 32 | 6' 0" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Fitchburg, Ma | | Going in Union again | | |
|
| Oscar Reynolds | Union | Bark | 1865 | 27 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Union | Bark | 27 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Concord | | | | |
|
| Oscar Remis? | Benjamin Morgan | Ship | 1856 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Benjamin Morgan | Ship | 23 | 5' 5" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Spencer, MA | | | | |
|
| Oscar R. Pulney | Canada | Ship | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Canada | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boy | | | |
|
| Oscar Putman | Morning Star | Bark | 1901 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Morning Star | Bark | 21 | 5' 6" | | | | Hair | Eye | Residence | Rank | Remarks | | | | Barbados | | Year end - 1903 | | |
|
| Oscar Phelps | Tamerlane | Ship | 1854 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Tamerlane | Ship | 21 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Williston | | | | |
|
| Oscar Parris | Kathleen | Bark | 1887 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Kathleen | Bark | 23 | 5' 11" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Lakeville | | | | |
|
| Oscar P. Stone | Candace | Ship | 1838 | 17 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Candace | Ship | 17 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Pittsford | | | | |
|
| Oscar P. Babcock | Isabella | Bark | 1855 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Isabella | Bark | 22 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Lanesborough | | | | |
|
