Odiham's a village in the Hart district of Hampshire, England. The current population's 4,406. There's a Royal Air Force aerodrome to the south of the town, RAF Odiham. It's twinned with Sourdeval in the Calvados Department of France. History The first written record of Odiham's existence's in the Domesday Book (1086), where it appears with its current spelling, although the spellings Odiam and Wudiham have sometimes been used since. Odiham Castle King John decided in 1204 to build Odiham Castl… (More on Odiham)