| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Leonard L. Wilkinson | Favorite | Bark | 1850 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Favorite | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Leonard L. Macomber | America | Bark | 1847 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | America | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Leonard L. Gifford | Hope II | Ship | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hope II | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Leonard L. Finch | Eagle | Bark | 1865 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Eagle | Bark | 22 | 5' 7 3/4" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | West Harwich | | | | |
|
| Leonard L. Dexter | Annawan II | Brig | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Annawan II | Brig | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Leonard Kitchen | Adeline Gibbs | Ship | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Adeline Gibbs | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Cook | ON AT LAHAINA SANDWICH ISLANDS 04/02/1846 DISCHARGED AT LAHAINA, MAUI 10/16/1846 | | |
|
| Leonard K. Macomber | Archer | Ship | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Archer | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Leonard K. Macomber | Herald II | Ship | 1851 | 17 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Herald II | Ship | 17 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Dartmouth | | | | |
|
| Leonard K. Macomber | Herald II | Ship | 1855 | 17 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Herald II | Ship | 17 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Dartmouth | | | | |
|
| Leonard K. Macomber | Joseph Meigs | Ship | 1858 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Joseph Meigs | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 1st Mate | | | |
|
| Leonard Jr. Stoddard | Cortes | Ship | 1853 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Cortes | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Mariner | | | |
|
| Leonard Jr. Haskins | Eugenia | Bark | 1855 | 16 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Eugenia | Bark | 16 | | | | | Hair | Eye | Residence | Rank | Remarks | | | | New Bedford | | | | |
|
| Leonard Joseph | Maria | Ship | 1819 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Maria | Ship | 25 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Martha's Vineyard | | | | |
|
| Leonard Jones | Otranto | Bark | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Otranto | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Leonard Jones | Garland | Bark | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Garland | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | DID NOT RETURN FROM VOYAGE | | |
|