Surname Distribution As you can see from the map, the name is highly populated in the South West of England. The highest number of Pester's was discovered in Somerset, followed by Devon & Dorset. The Pester name has been traced back in these counties to at least the fifteenth century. Early Records & Suggested Ethnicity Earlier records dating back to the 1100's have been found in London. Research suggests however that these were a number of individuals who may or may not have been related to each other, while some stayed in London the majority later settled in the South West. We believe these were the first Pester's to live in the UK after their arrival from Northwestern Europe. Before DNA testing we thought they had originated from France, however up to now DNA research suggests that they lived in the Netherlands region which covers: Belgium, Luxembourg and the edges of France & Switzerland. Only time will tell as other Pester members do a DNA test whethe...