| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Jacob N. Horn | Florida | Ship | 1840 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Florida | Ship | 23 | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Wolfborough, NH | | Left the ship in King George's Sound, Australia | | |
|
| Jacob N. Schoomaker | Frances Henrietta | Ship | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Frances Henrietta | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Jacob Nation | Eagle | Brig | 1837 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Eagle | Brig | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| Jacob Nicholes | Galatea | Ship | 1828 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Galatea | Ship | 20 | 5' 9 1/2" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | New Bedford | | | | |
|
| Jacob Ninpert | George Washington | Ship | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | George Washington | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Jacob Nippert | George Washington | Ship | 1857 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | George Washington | Ship | 23 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Newark, Nj | | | | |
|
| Jacob O. Morgan | Cora | Bark | 1841 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Cora | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | DESERTED AT SYDNEY NEW SOUTH WALES 02/25/1844 | | |
|
| Jacob O. Morgan | Cora | Bark | 1841 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Cora | Bark | 20 | 5' 7" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Warrner, NH | | | | |
|
| Jacob Ominger | Sea Breeze | Bark | 1853 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sea Breeze | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Jacob P Davis | Janus II | Ship | 1862 | 27 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Janus II | Ship | 27 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Waldoboro Me | 2nd Mate | | | |
|
| Jacob P. Davis | John P. West | Bark | 1875 | 40 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | John P. West | Bark | 40 | 5' 7 3/4" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Waldoboro Ma | | | | |
|
| Jacob P. Davis | John P. West | Bark | 1878 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | John P. West | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Jacob P. Davis | Greyhound | Bark | 1887 | 53 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Greyhound | Bark | 53 | 5' 7 3/4" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Gray | | Waldoboro | | | | |
|
| Jacob P. Davis | Platina | Bark | 1892 | 57 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Platina | Bark | 57 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Waldoboro, Me | | | | |
|
| Jacob P. Davis | Benjamin Cummings | Bark | 1866 | 31 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Benjamin Cummings | Bark | 31 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Waldoboro, Me | | | | |
|
