HMS Indefatigable

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Six ships of the Royal Navy have been named HMS Indefatigable:

{{HMS|Indefatigable|1784}} was a 64-gun third-rate ship of the line launched in 1784, razeed to a 44-gun frigate in 1795 and broken up in 1816. This was the ship popularised by C. S. Forester in the early volumes of his Hornblower series of novels.
HMS Indefatigable was to have been a 50-gun fourth rate. She was ordered in 1832 but cancelled in 1834.
{{HMS|Indefatigable|1848}} was a 50-gun fourth rate launched in 1848, loaned as a training ship after 1865 (see {{ship|TS|Indefatigable}}) and sold in 1914.
{{HMS|Indefatigable|1891}} was an {{sclass|Apollo|cruiser|0}} second class cruiser launched in 1891, renamed {{HMS|Melpomene}} in 1910, and sold in 1913.
{{HMS|Indefatigable|1909}} was an {{sclass|Indefatigable|battlecruiser}}, launched in 1909 and sunk at the Battle of Jutland in 1916.
{{HMS|Indefatigable|R10}} was an {{sclass|Implacable|aircraft carrier}}, launched in 1942 and scrapped in 1956.

Battle honours

Ships named Indefatigable have earned the following battle honours:

{{sclass|Indefatigable|battlecruiser|2}}
{{ship||Indefatigable|1799}}, a merchant ship launched in 1799 for trade to the West Indies. In 1804 she served as an armed defense ship and recaptured Melcombe on 21 June 1804.{{London Gazette|issue=15935|page=861|date=8 July 1806}}
{{ship|TS|Indefatigable}}, British training ship

Lyon, David (1993) Sailing Navy List: all the ships of the Royal Navy, built, purchased and captured, 1688-1860. (Conway Maritime Press). {{ISBN|978-0-85177-617-0}}
{{cite book |first=Rif|last=Winfield|title=British Warships in the Age of Sail 1793–1817: Design, Construction, Careers and Fates|publisher=Seaforth|year=2008|isbn=978-1-86176-246-7}}