1821 census returns
Clara RC parish which borders Gowran RC parish at Castlecreen
Kilmogar
Byrne Michael, 65, farmer,13 acres
John , son , 39
Mary dr-in -law , 40
Catherine , grand dr , 18
Margaret grand dr ,15
James , grandson, 12
Pat , grandson , 11
Ally grand dr , 8
Mary grand dr 5 years old
Judith grand dr , 2
My relatives live in Castlecreen today and were living there in 1843 , just thought that the 5 year old Mary Byrne above in 1821 might be your Mary Byrne from 1843