For the purposes of local government, the parish falls within the district of South Norfolk.

[2] From 1808 to 1814 Wreningham hosted a station in the shutter telegraph chain which connected the Admiralty in London to its naval ships in the port of Great Yarmouth.

[citation needed] Superstitions Wreningham, allegedly, got its name from the Witch and the Wren myth.

The myth tells the story of a witch living in Wreningham who was discovered by the villagers.

A knight then came to kill her and upon being attacked she transformed herself into a wren to escape safely; in response the villagers beat the bushes with sticks and caught and burnt any wrens that flew out in an attempt to kill her.