Irlam Family History
Irlam Name Meaning
from Irlam (Lancs) which is recorded as Irwelham in 1259. The place takes its name from the river Irwell + Old English hām ‘village homestead’. Some examples may belong under (2). from Earlham (Norfolk) which is recorded as Erlham in 1086. The place-name derives from Old English eorl ‘earl’ + hām ‘village homestead’.
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016