Salisbury - Not registered, Samuel & Sarah - Maldon, Sarah - Colchester, Sarah - Not registered, Sarah & Eliza - Not registered, Sarah & Elizabeth - Colchester, Sarah Ann - Not registered, Sarah Ann - Maldon, Sarah Starr - Under provisional certificate, Sark - Gloucester, Saucy Jack - Not registered, Saucy Lass - Harwich, Savage - Not registered, Sceptre - Maldon, Sea - Not registered, Sea Cobb - Not registered, Sea Flower - Cardiff, Sea Gull - Not registered, Sea Gull - Harwich, Sea Gull - Register Cancelled, Sea Lark - Ipswich, Sea Maid - Not registered, Sea Nymph - Not registered, Secret - Not registered, Secret - Whistable, Secret - Maldon, Selina - Not registered, Seven Brothers - Ipswich, Seven Brothers - Milton, Shildrake - Maldon, Sincerity - Harwich, Sir Edward Coddinham - Harwich, Sir Francis Burdett - Harwich, Sisters - Chepstow, Sisters - Maldon, Sisters - Not registered, Six Brothers - Not registered, Sophia - Harwich, Southern Belle - Not yet registered, Spencer - Maldon, Spray - Harwich, Spray - London, Spy - Maldon, Stag - Ipswich, Stag - Carnarvon, Star - Not registered, Star - Maldon, Star - Faversham, St John - Not registered, St Nicholas - Not registered, Storm - Colchester, Stranger - Harwich, Superior - Harwich, Surprise - Whistable, Susan - Maldon, Susan & Mary - Not registered, Swallow - Maldon, Swedenberg - Not registered, Swift - Harwich, Swift - Not registered, Syrene - Ipswich