| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Sylvester Allyn | George and Mary | Ship | 1847 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | George and Mary | Ship | 22 | 5' 11" | Light | | | Hair | Eye | Residence | Rank | Remarks | | sandy | | New London | | | | |
|
| Sylvester A. Hubbard | Dunbarton | Bark | 1850 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Dunbarton | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Sylvester A. Hubbard | Martha | Ship | 1852 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Martha | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | CROSSED OUT | | |
|
| Sylvester | Niger | Ship | 1848 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Niger | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Seaman | | | |
|
| Sylveres Saye | Roman II | Ship | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Roman II | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Sylvenus R. Culves | Golconda | Ship | 1843 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Golconda | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| Sylvenus Cleveland | Chili | Schooner | 1829 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Chili | Schooner | 25 | 5' 4 3/4" | light | | | Hair | Eye | Residence | Rank | Remarks | | brown | | Tisbury | | | | |
|
| Sylvenus Cleveland | Chili | Schooner | 1829 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Chili | Schooner | 25 | 5' 4 3/4" | light | | | Hair | Eye | Residence | Rank | Remarks | | brown | | Tisbury | | Returned | | |
|
| Sylvenus C. Tallman | Canada | Ship | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Canada | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Cooper | | | |
|
| Sylvenns T. Pants | Charles Carroll | Ship | 1847 | 15 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Charles Carroll | Ship | 15 | 4' 2" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Lyme | | | | |
|
| Sylvenn Low | Sally Anne | Ship | 1850 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sally Anne | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Sylvanus Willcox | Florida II | Ship | 1858 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Florida II | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Sylvanus Waldron | Ohio | Bark | 1868 | 28 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ohio | Bark | 28 | 5' 10" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Tisbury | | | | |
|
| Sylvanus W. Miller | Thomas Nye | Ship | 1857 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Thomas Nye | Ship | 21 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Georgetown, Dc | | | | |
|
| Sylvanus Thomas | George Porter | Ship | 1829 | 18 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | George Porter | Ship | 18 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | | | Hanson | | | | |
|
