Today's name is Donnelly. It is the 65th most common name in Ireland.

The Gaelic equivalent is O Donnghaile which means brown valour.

Today's name is Power. It is the 54th most popular name in Ireland.

The Gaelic equivalent is de Paor which means the poor man.

Today's Irish name is Sheehan. It is the 77th most popular name in Ireland.

The Gaelic equivalent is O'Siodhachain which means peaceful.

Today's name is O'Neill. It is the 10th most popular name in Ireland.

It comes from Niall of the Nine Hostages.

Today's name is Griffin.It is the 75th most popular name in Ireland.

The Welsh equivalent is Gruffudd.

Today's name is Boyle. It is the 47th most popular name in Ireland.

The Gaelic equuivalent is O Baoill which means vain pledge.

Today's name is Gallagher. It is the 14th most popular name in Ireland.

The Gaelic equivalent is O Gallchobhair which means lover of foreigners.

Today's name is Quinn. It is the 19th most popular name in Ireland.

The Gaelic equivalent is O Cuinn which means Lord or Master.

Today's name is McDonagh.

The name McDonagh in Ireland is derived from the native Gaelic MacDonnchadha. They were mainly located in Counties Cork and Sligo where the majority of descendants can still be found. Variants include MacDonogh, Donaghy and McDonough.

Today's name is O Dwyer.It is the 100th most popular name in Ireland.

The Gaelic equivalent is O Dubhuir which means black.

Today's name is Ryan. It is the 8th most popular name in Ireland.

The Gaelic equivalent is O Maoilriain which means king.

Today's name is Murray. It is the 18th most popular name in Ireland.

The Gaelic equivalent is O Muireadhaigh which means lord or master.

Today's name is Doyle.It is the 12th most popular name in Ireland.

The Gaelic equivalent is O Dubhghaill which means dark foreigner.

Today's name is O'Connor. It is the ninth most popular name in Ireland.

The Gaelic equivalent is O Conchobhair which means patron of warriors.

Today's name is Walsh. It is the 4th most popular name in Ireland.

The Gaelic equivalent is Breathnach which means Welshman.

Today's name is Kenny. It is the 76th most common name in Ireland.

The Gaelic equivalent is O Cionaoith which means fire sprung.

Today's name is Moore. It is the 20th most popular name in Ireland.

The Gaelic equivalent is O Mordha which means majestic.

Today's name is MacDermott. It is the 96th most popular name in Ireland.

The Gaelic equivalent is MacDiarmada which means free from jealousy.

Today's Irish name is Casey. It is the 59th most popular name in Ireland.

The Gaelic equivalent is O Cathasaigh which means vigilant in war or watchful.

Today's name is Connolly. It is the 23rd most common name in Ireland.

The Gaelic equivalent is O Conghaile which means fierce as a hound.

Today's name is O'Sullivan. It is the 3rd most common name in Ireland.

The Gaelic equivalent is O Suilleabhain which means dark-eyed.

Today's name is Whelan. It is the 79th most common name in Ireland.

The Gaelic equivalent is O Faolain which means wolf.

Today's name is O'Mahony. It is the 46th most common name in Ireland.

The Gaelic equivalent is O Mathuna which means bear-calf.

The name is derived from the native Gaelic O'Mathghamhna Sept which was a Munster name found particularly in the counties Cork and Kerry. It's in these counties that the majority of descendants can be found today.