Begadon Family History
Begadon Surname Meaning
Explained by Woulfe as an anglicized form (in Carlow) of Ó Beagacháin ‘descendant of Beagachán’ a personal name based on beag ‘small’.
Names with the ending -achán were often anglicized as either -agan or -ahan (see Hourigan Hanrahan)
Although the presence of d rather than g is unusual.
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016
