The winning EuroMillions numbers were 6, 23, 27, 40, 41, plus the Lucky Star numbers 2 and 12.
The winner is set to receive the biggest ever UK lottery prize of £195m, just surpassing the previous record-holders who won £184m in May.
The winner joins – or rather exceeds – the ranks of more than 6,300 new millionaires created by the National Lottery.
Lancashire has had its fair share of winners over the years, though none of that magnitude, here are some of the biggest winners ...
The winner joins – or rather exceeds – the ranks of more than 6,300 new millionaires created by the National Lottery.
. Kevin Halstead
Preston Bus driver Kevin Halstead with partner Josephine Jones, after winning £2,302,668 in March 2010 Photo: jpi
. Karl Crompton
Karl Crompton, from Blackpool, was working as a salesman in Comet when he landed £10,903,198 in May 1996 Photo: pa
. Denise Scarr and husband Robert
Denise Scarr and husband Robert celebrate winning £6,311,254 in April 2015 Photo: jpi
5. Anthony Young
Burnley FC fan Anthony Young celebrates his £2.38 million lottery win at Turf Moor in April 2011 Photo: jpi
6. Mike and Sarah Stone
Mike and Sarah Stone, from Leyland, won £4,316,624 in March 2004 Photo: jpi
7. Geoffrey and Hilary Bennette
Geoffrey and Hilary Bennette, from Blackburn, celebrate after winning £3.5m in June 2011 Photo: jpi
8. Joe Kenyon, Chris Brenneis and Steve Humber
Cabbies Joe Kenyon, Chris Brenneis and Steve Humber, from Chorley, shared £1,859,900 in August 2002 Photo: jpi