Looking for Information on Mary Phelan Married Maurice Condon Waterford Eire

my name is olga mary fraher i was born in dungarvan,co waterford ireland, my mum was mary fraher maiden name condon born 26th july 1922,i am trying to trace her family,her mum was called mary phelan and dad maurice condon ,we are not sure of marys date of birth,we think it could be around 1875?. maurice was born 1880 ,they lived in waterford ireland,they had two other children that we know off,mary catherine and william joseph born around 1908 and 1910,my mum did not discuss her family at all so i dont have a lot of information about her family,maurice was one of eight children to william and elizabeth condon. i would appreciate any help thank you, olga