| Webley Revolver |
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| Webley Tempest |
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| Webley Tempest Air Pistol |
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| Webley revolver |
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| Webley-Bentley Percussion Revolver |
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| Webley-Fosbery Automatic Revolver |
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| Webley-style revolver |
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| Weihrauch Air Rifle |
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| WellFire M4 RIS |
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| Welrod Pistol |
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| Werder M1869 |
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| Werder-Pistole M/1869 |
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| Werndl Karabiner M1867/77 |
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| Wesson Percussion Rifle |
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| Westlake .22 |
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| Westley Richards |
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| Westley Richards .318 Mauser Rifle |
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| Westley Richards 480 |
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| Westley Richards Patent 'Monkey-Tail' Rifle |
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| Weyland-Yutani Handheld B-900 Cryo Gun |
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| Wheelchair-mounted Shotguns |
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| Wheellock Musket |
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| Wheellock Pistol |
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| Wheellock Pocket Pistol |
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| Whitney Kennedy Rifle |
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| Whitney Revolver |
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| Whitworth Rifle |
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| Wikinson Arms Linda Pistol |
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| Wildey Hunter |
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| Wildey Magnum |
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| Wilkinson Arms J&R Engineering M68 Carbine |
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| Wilkinson Arms Linda Pistol |
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| William Moore & Co. 8 gauge |
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| Williamson derringer |
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| Wilson Combat "Protector" |
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| Wilson Combat ADP |
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| Wilson Combat Vickers Elite |
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| WinGun ASG Dan Wesson (Airsoft revolver) |
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| Winchester 1200 |
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| Winchester 1300 |
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| Winchester 1300 Defender |
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| Winchester 1866 "Yellow Boy" |
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| Winchester 1866 Musket |
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| Winchester 1885 High Wall |
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| Winchester 1886 |
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| Winchester 1894 |
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| Winchester M1895 Carbine |
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| Winchester M1897 |
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| Winchester Model 101 |
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| Winchester Model 12 |
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