The stones were probably named after the legendary Gaelic hero Fionn mac Cumhaill known in English as Finn or Fingal.
The present title may constitute a modern rationalisation of a word now obsolete in colloquial Scottish Gaelic: Pùball Fhinn ("Fionn's tent") was a common phrase in the ancient Fenian cycle of Gaelic lore and indicated his nomadic residence.
Coire Fhinn ("Fionn's cauldron") was used to cook the deer that he and his fellow hunters had killed.
It is located on the south side of Ben Langass, and it possibly dates from the second millennium BC.
[1] It is technically an oval rather than a circle, measuring about 120 feet (37 metres) from east to west and 93 ft (28 m) from north to south.