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| Masterson | numerous: Ulster, Connacht, N Midlands, South East. Ir. Mac an Mháighistir (son of the master). This name represents (1) a sept of Breifne, related to the Maguires. (2) Scottish immigrants in N E Ulster. (3) 16 cent English immigrants in Wexford. See also Mac Master. MIF. |
Parishes where McMasterson and a second surname are both baptised.
This list shows total McMasterson Roman Catholic baptisms by county.
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