all possibles only.
Marriage Bailieborough, William Irwin Ocr Dec 1879 VOL 2 PAGE 381 3 Possible matches
Elizabeth Irwin same as above
Elizabeth Waller same again
Eliza Kane same again.
1901 census William Irwin age 45 1 Ardmore East,Canningstown wife Elizabeth
1911 census William Irwin age 55 3 Ardmore East.