The pair didn't even figure in the first three places on Saturday but carded a great net score of 65.5 on Sunday to go with Saturday's 69 to see off the challenge of John Gamble and Harry Bowen who will be kicking themselves for their Sunday performance of 75 after Saturday's 64.
The winners now go on to compete in the Daily Mail Foursomes.
J S Williams Overall Result
1st Nick Jones / Dean Bowen 69 + 65.5 = 134.5
2nd Jon Gamble / Harry Bowen 64 + 75 = 139
3rd Richard Evans / Graham Hughes 69 + 72.5 = 141.5
J S Williams Day 2
1st Nick Jones / Dean Bowen 65.5
2nd Gareth Williams / Max Williams 67.5
3rd Andrew Watkins / Steve Trow 68.5
J S Williams Day 1
1st Peter Brooks / Mark Proctor 64
2nd Jon Gamble / Harry Bowen 64
3rd Justin Williams / Darren Pugh 66