King has managed Tring Titans from the Aylesbury and District League for the last three years, and will bring new players and fresh impetus to the club.
Tring Corinthians owner Gary Mendham said: “We are delighted to have Nobby on board.
“He is well known and respected around Tring and should contribute to having a real buzz about the place as we approach the new season.”
Corinthians’ next friendly match is on Saturday, July 20 at Icknield Way with a 2.30pm kick-off. Their opponents are Aylesbury FC Reserves.
Training is on Tuesday and Thursday evenings at 7pm at the club. Visit www.tringcorinthiansfc.co.uk for information.