does anyone have john mcneil and his wife margaret clucas in the 1841 and 1851 census, john was son of isaac mcneil and was born 1806, margaret was born 1803.(john born in santon)

they were the parents of cleve whose bap 1843 in douglas i cannot find or his death , now i cannot find his parents anywhere in 1841, 1851 , and his father seems to be a widow in 1871, the only place i found them in 1871, any help appreciated ,