| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| William Thornhill | Arctic | Ship | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Arctic | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Blacksmith | | | |
|
| William Thornell | Roman II | Bark | 1866 | 38 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Roman II | Bark | 38 | 5' 8" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Brooklyn | | | | |
|
| William Thornall | Gay Head I | Ship | 1856 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Gay Head I | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| William Thorn | Hand | Schooner | 1842 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hand | Schooner | 25 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New York | | | | |
|
| William Thork | Persia | Bark | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Persia | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| William Thomson | Marengo | Ship | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Marengo | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| William Thomsa | Regulator | Schr | 1828 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Regulator | Schr | 22 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Plymouth | | | | |
|
| William Thompson? | Ospray | Brig | 1833 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ospray | Brig | 23 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | New York | | | | |
|
| William Thompson | Ospray | Bark | 1880 | 35 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ospray | Bark | 35 | 5' 5" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Lynn | Steward | | | |
|
| William Thompson | Oscar | Bark | 1857 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Oscar | Bark | 21 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | New York | | | | |
|
| William Thompson | Pacific | Ship | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Pacific | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Seaman | ON 09/14/1845 | | |
|
| William Thompson | Martha | Ship | 1852 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Martha | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 4th Mate | | | |
|
| William Thompson | Mars | Bark | 1841 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mars | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | ON 11/30/1844 | | |
|
| William Thompson | Mars | Bark | 1848 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mars | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | ON AT HOBART TOWN, VAN DIEMENS LAND 02/19/1850 | | |
|
| William Thompson | Milwood | Bark | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Milwood | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|