The list of ship launches in 1721 includes a chronological list of some ships launched in 1721. __NOTOC__ Date Ship Class Builder Location Country Notes 1 April Blaise Geslain Brest For French Navy. 18 April Sloop of War Richard Stacey Deptford Dockyard For Royal Navy. 6 May Sloop of War John Hayward Woolwich Dockyard For Royal Navy. 8 August Sloop of War Richard Stacey Deptford Dockyard For Royal Navy. 19 August Sloop of War John Hayward Woolwich Dockyard For Royal Navy. 12 September East Indiaman Thomas West Wapping For British East India Company. 24 October Sloop of War Ricard Stacey Deptford Dockyard For Royal Navy. 7 November Sloop of War John Hayward Woolwich Dockyard For Royal Navy. 23 November Sloop of War Benjamin Rosewell Chatham Dockyard For Royal Navy. 2 December Sloop of War John Naish Portsmouth Dockyard For Royal Navy. Unknown date Fourth rate Jan van Rheenen Amsterdam For Dutch Navy. Unknown date Second rate Jan van Rheenen Amsterdam For Dutch Navy.
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