| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| John O. Neal | Thomas Dickason | Bark | 1869 | 16 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Thomas Dickason | Bark | 16 | 5' 4" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Charlestown | | | | |
|
| John O. Neal | Young Phenix | Ship | 1844 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Young Phenix | Ship | 20 | 5' 7 1/2" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Nantucket | | | | |
|
| John O. Mowry | Electra | Ship | 1843 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Electra | Ship | 23 | 5' 11" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Smithfield | | | | |
|
| John O. Morse | Mermaid | Bark | 1855 | 14 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mermaid | Bark | 14 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Edgartown | | | | |
|
| John O. Morse | Hector | Ship | 1829 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hector | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Vineyard | Master | | | |
|
| John O. Morse | Hector | Ship | 1832 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hector | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| John O. Mitchell | William Wirt | Ship | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | William Wirt | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Greenfield | | | | |
|
| John O. Miner | Sea Witch | Schooner | 1856 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sea Witch | Schooner | 25 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Lyme | | | | |
|
| John O. Lucus | A. R. Tucker | Bark | 1876 | 29 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | A. R. Tucker | Bark | 29 | 5' 3" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | New Bedford | | | | |
|
| John O. Lovely | Mobile | Ship | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mobile | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | DISCHARGED AT VALPARAISO 09/28/1847 | | |
|
| John O. Keef | Mogul | Ship | 1851 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mogul | Ship | 21 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | West Troy | | | | |
|
| John O. K. Mullay | Helen Mar | Bark | 1856 | 15 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Helen Mar | Bark | 15 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Polk Co., Tn | | | | |
|
| John O. Henry | Courier | Ship | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Courier | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| John O. Forbes | Harrison | Ship | 1858 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Harrison | Ship | 19 | | Freckled | | | Hair | Eye | Residence | Rank | Remarks | | Red | | Nashua, Nh | | | | |
|
| John O. Fisher | Niger | Ship | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Niger | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | ON AT CALLAO 05/09/1845 | | |
|
