At a period of the Anglo-Saxon Chronicle in 949 there was no distinction manufactured between a triad separate villages: a whole region was referred to as Ceadeles funtan, which is Anglo Saxon meaning ''Caedele's Spring. A villages were nonetheless separated by 1237 when in manorial rolls Chalfont St Peter was referred to as Chalfund Sancti Petri''. A postfix St Peter is taken from either a dedication of the church in the village.

A village of Gerrards Cross was once the hamlet in the parish of Chalfont St Peter. There exists too the hamlet northward of Chalfont St Peter known as Chalfont Common.

Reference
"A History of Chalfont St Peter and Gerrards Cross", C G Edmonds, 1964 & "The History of Bulstrode", The M Baker, 2003 published when 1 book by Colin Smythe Ltd, 2003