Irish rock band formed in 1969 in Dublin. The band took this name at the suggestion of Eric Bell (2), derived from the character 'Tin Lizzie' in the comic "The Beano" which Bell had been reading during rehearsals. They made their debut performance at St. Anthony's Hall, Dublin in January 1970. They made their UK concert debut at The Speakeasy on 20 March 1971.
The band was disbanded on September 4th 1983 but reformed including various combinations of former members after the death of (vocals & bass guitar) who was one of the founding members and frontman of the group. He passed away in 1986.

During the whole Lizzy existence, they had several guitar players: , , , , , , John Cann, Andy Gee and .

Drummer replaced on a few gigs.
Keyboard players were (only first recordings of Lizzy) and (from Renegade till the end).

The most famous and most known line-up was during the 1974-1978 period with and on lead guitar.

Up to 2019, and were touring as Thin Lizzy with a revolving line-up. The last known show was at Alcatraz Festival in Belgium in 2019 with the line-up Gorham, Wharton, Damon Johnson (guitar), Scott Travis (drums), Ricky Warwick (vocals and guitar).