| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Henry Long | Friendship | Ship | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Friendship | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 4th Mate | | | |
|
| Henry Lonsdale | Isabella | Brig | 1884 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Isabella | Brig | 22 | 5' 8" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New Jersey | | | | |
|
| Henry Loper | Joshua Bragdon | Bark | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Joshua Bragdon | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| Henry Loper | Joshua Bragdon | Bark | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Joshua Bragdon | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| Henry Lopes | Sunbeam | Bark | 1902 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sunbeam | Bark | 21 | 5' 7" | Black | | | Hair | Eye | Residence | Rank | Remarks | | Black | | New Bedford, Ma | | | | |
|
| Henry Lord | William C. Nye | Ship | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | William C. Nye | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Henry Lord | Arctic | Ship | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Arctic | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Henry Lord | Arctic | Ship | 1856 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Arctic | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 3rd Mate | | | |
|
| Henry Lotz | Onward | Ship | 1867 | 24 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Onward | Ship | 24 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New Bedford | | | | |
|
| Henry Lout | Montgomery | Bark | 1852 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Montgomery | Bark | 20 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Philadelphia | | | | |
|
| Henry Loveland | Lafayette | Bark | 1840 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Lafayette | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 2nd Mate | DID NOT RETURN FROM VOYAGE | | |
|
| Henry Loveland | Lafayette | Bark | 1840 | 26 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Lafayette | Bark | 26 | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Middletown, CT | | | | |
|
| Henry Loyed | Ellen A. Swift | Schr | 1912 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ellen A. Swift | Schr | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Saint Vincent | | | | |
|
| Henry Lucas | Montezuma | Bark | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Montezuma | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Henry Lucas | Valparaiso | Bark | 1848 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Valparaiso | Bark | 22 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Gardner, MA | | | | |
|