Wikipedia
Derrymullan
Not to be confused with Derrymullen, County Kildare, or two Derrymullens in County Laois, or Derrymullin in County Offaly (note three spellings: Derrymullan, -en, -in).
Derrymullan , also Derrymullen, is a 226 acre townland on the north side of Ballinasloe in County Galway, Ireland. It is in the barony of Clonmacnowen and the civil parish of Kilcloony.