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 ...
1. Karl Crompton
Karl Crompton, from Blackpool, was working as a salesman in Comet when he landed £10,903,198 in May 1996 Photo: pa
2. Denise Scarr and husband Robert
Denise Scarr and husband Robert celebrate winning £6,311,254 in April 2015 Photo: jpi
3. David Russell
David Russell (centre), a baker at Chorleys Tesco store, picked up a £4,128,013 fortune in February 2002 Photo: jpi
4. Colin Bradley
Milkman Colin Bradley, of Preesall, with wife Pauline after scooping £1.4m on the lottery in 2005 Photo: jpi