Within the UK and Ireland, the surname Gillon most frequently occurs in Scotland where it is carried by 1 in 6,213 people. The majority of those with the family name of Gillon are to be found living in/around City of Edinburgh (approx. 7% of all UK Gillon's), North Lanarkshire and Glasgow City. The name can also be found in England with 1 in 57,298 people using it.
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