Coastalskipper01 on Family Tree Circles

Looking for information on Thomas O'KEEFFE (various spellings b.1842 Bruff,Limerick who married Catherine (Kate) O'NEILL,again various spellings of surname)b.abt 1843 Kinsale,Cork.They married 1862 in Kinsale. They left Ireland soon after for Australia but only staying there a short time before coming to Taranaki, New Zealand.Ships unknown for both trips.They had 3 children born either Australia or New Zealand before coming down to Christchurch NZ. where Thomas Started supervising the planting of Oak trees in Hagley Park. They had 8 more children born in Christchurch.I know all about them in Christchurch but nothing about them in Ireland.
Thomas'father was Edmond (Edmund) and mother was Bridget McMahon. Catherine's Parents were Michael and Margaret White.
Can anyone help me with the Irish information. Thank you in advance