Indefatigable

Indefatigable may refer to:

Ships

• , several ships of the name in the British Royal Navy
• , a British training ship
• Indefatigable (1799 ship), a merchant ship used to transport convicts to Australia
• Indefatigable (aka "The Indie"), a key ship in the Horatio Hornblower series of novels by C. S. Forester

Other uses

• Indefatigable gas field, a petroleum gas field
• Indefatigable SW, a petroleum gas field; see Bacton Gas Terminal
• Indefatigable Island, in the Galapagos
• Mount Indefatigable, a mountain in Canada