Betfred British Masters hosted by Tommy Fleetwood
The event takes place at Hillside Golf Club, Southport in Merseyside.
Lee finished T15th when he hosted the event at Close House in 2017 and missed the cut in 2018. His best finish was when he won the Quinn Direct British Masters in 2007.
He had a 13.30 tee time from the 1st alongside Matt Wallace and Joost Luiten,making six birdies on the outward nine (bogeyed 13 and birdied 14) to end the round in T4th place, three shots off the lead.
He had an 8.30 start on Friday and carded a 2-under 70 to end the day in T9th position.
Lee had a 12.44 Saturday tee-time with Victor Dubuisson and despite an eagle at 11 was 2-over for the day,dropping to T22nd on the leaderboard. Signing off with a 73, Lee ended the event in T35th place, earning €23,993 in prize money.
Marcus Kinhult won the event on 16-under par.