For anyone hoping to learn the meaning of an Irish names and family surname, Here some websites
Surnames and the Meanings behind them
http://surnames.behindthename.com/names/usage/irish
Popular baby names and their Meanings
http://www.babynamesofireland.com/
Some more detail about some family names
http://www.irelandseye.com/aarticles/culture/names/index.shtm
Irish names for everything from first names and last names. To saint names to name for your boat.
http://www.namenerds.com/irish/