| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| William Marsh | Roscius | Bark | 1858 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Roscius | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| William Marsbury | Vesper | Ship | 1846 | 27 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Vesper | Ship | 27 | 5' 9" | Light | | | Hair | Eye | Residence | Rank | Remarks | | light brown | | Pennsylvania | | | | |
|
| William Mars | Hancox | Schooner | 1833 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hancox | Schooner | 22 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Stonington | Seaman | Eyes - Light | | |
|
| William Mars | George | Ship | 1841 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | George | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| William Marryat | Young Hector | Ship | 1857 | 32 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Young Hector | Ship | 32 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | B | | Warren, Ri | | | | |
|
| William Marriott | Fenelon | Ship | 1840 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Fenelon | Ship | 22 | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Newburg, NY | | Returned | | |
|
| William Marray | Rajah | Bark | 1841 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Rajah | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Carpenter | DID NOT RETURN FROM VOYAGE | | |
|
| William Marod | Augusta | Ship | 1834 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Augusta | Ship | 19 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Fairhaven | | | | |
|
| William Marlez | Charles Colgate | Schooner | 1865 | 36 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Charles Colgate | Schooner | 36 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | New York | | Between first and last names appears an 'x' with 'his' atop it and 'mark' beneath it | | |
|
| William Markham | J. E. Donnell | Bark | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | J. E. Donnell | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Seaman | | | |
|
| William Markeum | Young Phenix | Ship | 1844 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Young Phenix | Ship | 21 | 5' 5 3/4" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Norfolk, VA | | | | |
|
| William Mark | Sarah | Bark | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sarah | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Cook | HALF SLUSH | | |
|
| William Marione | Canton Packet | Bark | 1853 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Canton Packet | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| William Marione | Canton Packet | Bark | 1853 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Canton Packet | Bark | 22 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Philadelphia | Seaman | | | |
|
| William Marion | Benjamin Morgan | Ship | 1846 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Benjamin Morgan | Ship | 19 | 5' 4" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Burlington, VT | | | | |
|
