History
Great Britain
Name	HMS Chatham
Builder	Lee, Chatham Dockyard
Launched	20 October 1691
Fate	Sunk as breakwater, 1749
General characteristics as built[1]
Class and type	50-gun fourth rate ship of the line
Tons burthen	686 (bm)
Length	126 ft (38.4 m) (gundeck)
Beam	34 ft 4 in (10.5 m)
Depth of hold	13 ft 4 in (4.1 m)
Propulsion	Sails
Sail plan	Full-rigged ship
Armament	50 guns of various weights of shot
General characteristics after 1721 rebuild[2]
Class and type	1719 Establishment 50-gun fourth rate ship of the line
Tons burthen	756 (bm)
Length	134 ft (40.8 m) (gundeck)
Beam	36 ft (11.0 m)
Depth of hold	15 ft 2 in (4.6 m)
Propulsion	Sails
Sail plan	Full-rigged ship
Armament	Gundeck: 22 × 18-pounder guns Upper gundeck: 22 × 9-pounder guns QD: 4 × 6-pounder guns Fc: 2 × 6-pounder guns

HMS Chatham was a 50-gun fourth rate ship of the line of the Royal Navy, launched on 20 October 1691 at Chatham Dockyard.^[1]

In 1705 she captured the French 60-gun Auguste, built in Brest in 1704, which the British took into service as HMS Auguste.

She underwent a rebuild according to the 1719 Establishment at Deptford in 1721.

Fate

Chatham served until 1749, when she was sunk as a breakwater.^[2]