Munday Family History
Munday Name Meaning
English (southern): variant of Mundy . Irish (Donegal and Sligo): adopted for Mac Giolla Eoin ‘son of the servant of Eoin’ (compare McGlone McAloon ) as a result of confusion of the last part of the name with Irish Luan ‘Monday’.
Source: Dictionary of American Family Names 2nd edition, 2022