| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Leonard Jennings | Gold Hunter | ship | 1843 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Gold Hunter | ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | seaman | | | |
|
| Leonard Jennings | Gratitude | Bark | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Gratitude | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Leonard Jennings | Twilight | Ship | 1858 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Twilight | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| Leonard J. Hartwell | Stamboul | Bark | 1881 | 47 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Stamboul | Bark | 47 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Gray | | West Falmouth | | | | |
|
| Leonard Hyde | Candace | Bark | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Candace | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | Name crossed out | | |
|
| Leonard Hopkins | Electra | Ship | 1854 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Electra | Ship | 22 | 5' 9" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Foster, MA | | | | |
|
| Leonard Hill | Milton | Ship | 1847 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Milton | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Leonard Hill | Milton | Ship | 1847 | 28 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Milton | Ship | 28 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Clayton | | | | |
|
| Leonard Herickson | Harvest | Bark | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Harvest | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Seaman | | | |
|
| Leonard Heath | Quickstep | Schooner | 1866 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Quickstep | Schooner | 22 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light Brown | | Groton | | | | |
|
| Leonard Hart | Midas | Ship | 1847 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Midas | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Leonard Hannum Jr. | Annawan II | Brig | 1843 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Annawan II | Brig | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Leonard Hammond | Barclay | Ship | 1834 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Barclay | Ship | 21 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Rochester | | | | |
|
| Leonard Hammond | Mary Frazier | Bark | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mary Frazier | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 1st Mate | | | |
|
| Leonard Hammond | Hydaspe | Ship | 1830 | 18 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hydaspe | Ship | 18 | 5' 2 3/4" | light | | | Hair | Eye | Residence | Rank | Remarks | | brown | | Rochester | | | | |
|
