| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| John Monroe | Manchester Packet | Ship | 1828 | 33 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Manchester Packet | Ship | 33 | 5' 5" | Black | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Bristol, RI | | | | |
|
| John Monouth | Mattapoisett | Bark | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mattapoisett | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| John Monhan | Cornelia | Bark | 1848 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Cornelia | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| John Moneghan | Leader | Schooner | 1845 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Leader | Schooner | 20 | 5' 3" | Fair | | | Hair | Eye | Residence | Rank | Remarks | | light | | New York | | | | |
|
| John Moncton | Factor | Ship | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Factor | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Seaman | ON AT TAHITI SOCIETY ISLAND 05/28/1847 | | |
|
| John Moncreash | Frances A. Barstow | Brig | 1885 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Frances A. Barstow | Brig | 21 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Scotland | | | | |
|
| John Monain | Robert Browne | Ship | 1845 | 17 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Robert Browne | Ship | 17 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New London | | | | |
|
| John Momona | Isaac Hicks | Ship | 1848 | 15 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Isaac Hicks | Ship | 15 | 5' 4" | Copper | | | Hair | Eye | Residence | Rank | Remarks | | Black | | New London | | | | |
|
| John Molika | Manuel Ortiz | Bark | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Manuel Ortiz | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| John Mohee | Columbus | Ship | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Columbus | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | New London | | | | |
|
| John Mohan | Junior | Bark | 1847 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Junior | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| John Moffitt | Oxford | Brig | 1866 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Oxford | Brig | 21 | 5' 8 1/2" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | B | | Brighton, Ma | | | | |
|
| John Moffit | Manchester Packet | Ship | 1829 | 29 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Manchester Packet | Ship | 29 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Philadelphia | | | | |
|
| John Moffett | Manchester Packet | Ship | 1830 | 30 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Manchester Packet | Ship | 30 | 5' 4" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Philadelphia | | | | |
|
| John Moffett | Elizabeth | Ship | 1847 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Elizabeth | Ship | 19 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Philadelphia | | | | |
|