Exmouth's Alex Lane beat England No. 2 Toby Plenty on his way to winning the Essex Gold tournament.
Lane, who was back in action after a long lay-off through injury, beat Plenty in the semi-final of the tournament.
Cranford clinched the title in the Exeter & District mixed league after beating Division One rivals Ringswell 7-2.
There were victories for Zac Phillips, Nikita Smethurst, Mark Trebble, Lisa Stevens, Jamie Roberton and Rowan Despard.
Ringswell recovered to beat Exeter B 6-3, with Nigel Osborne and Claire Harrison and Paul Owens and Becky Bailey unbeaten.
Newly-crowned Division 2a champions Queens were not troubled in their final match as Ringswell B were unable to raise a team.
Sidmouth finished the season in style as Ruth Scrivens, John Carter, Julie Frost, James Newcombe, Claire Turnstill and Chris Bird beat Otter Vale 9-0.
In the ladies’ league, Raleigh’s Nicola Martin, Sue Mayne, Debby Yates and Angela Bolt finished their season in Division 3a with a convincing 6-0 win over St Leonards C.
The penultimate match in Division Two saw Ringswell B’s Sharon Strong, Anne Jones, Di Brooker and Jeannette Allen also enjoy a 6-0 victory over Clyst Vale’s Anne Drury, Imogen Batten, Lucy Ferrier and Ann Bromage. Batten and Ferrier were the only Clyst Vale pairing to win a game.
Sidmouth’s David Bromage and Raleigh’s Angela Bolt helped Devon over-70s retain their inter-county championship title.
They beat Hampshire 5-4 in the final despite their opponents having had dispensation to field and England over-65 international.
In a tight match, Bolt won an all-important ladies’ doubles and Bromage won two men’s doubles matches after coming back from a set down in both games.
Bolt ended the season as the highest ranked lady in the overall competition.
After the doubles finished 4-2 in Devon’s favour, they clinched the first of the mixed doubles to claim the title.
The team now hold the county championship title as well as the County Challenge Trophy.