Hi Jean
Thank you for your query. Remember to post as much information as you can with regard to the people you are researching. The more information you post, the more likely it is that one of our volunteers will be able to advise or assist you. Also include information concerning which sources you may have already used so others may further your search.
Here are some websites that may be of help to you start your research:
http://www.irishtimes.com/ancestor/browse/
http://www.nationalarchives.ie/genealogy1/genealogy-records/introduction/
http://www.nli.ie/en/family-history-introduction.aspx
http://ifhf.rootsireland.ie/?gclid=CKLT_Pa4wrUCFYUf4Qod4EoAGg
I hope that this information is of help to you. Please do not hesitate to contact us again.
Kind regards,
Genealogy Support