Donoghue Family of Dromtarriff County Cork

I am looking for any information or details on Patrick Donoghue who Married a Joanna Sheehan on the 4th February 1845 in Dromtarriff Roman Catholic Church County Cork .

They had six children :

1. Julia Born DEC 1845
2. John , Born 27 MAR 1853
3. Pat Born 26 MAR 1855
4. Ellen Born 27 DEC 1856
5. Denis Born 03 SEP 1859
6. Elizabeth 04 june 1863

I hope John could be my G-Grand-Dad , can anyone help .

Regards

Tony Donoghue