Welcome to the O'Riordan Family page at Surname Finder, a service of Genealogy Today. Our editors have compiled this checklist of genealogical resources, combining links to commercial databases along with user-contributed information and web sites for the O'Riordan surname. As additional sources for vital records, original documents, vintage photographs and surname-based DNA projects are discovered, this page is updated to offer the best list for researching O'Riordan ancestry. Share this page on Twitter!
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The O'Riordan Family Tree
Everyone has different reasons for building a family tree; your personal motiviation will influence whether the O'Riordan family tree has more depth or breadth. Have you struck a O'Riordan brick wall? Read "Know Where to Begin Your Genealogical Search" for some helpful advice.
Best Tree Collections for Discovering O'Riordan Ancestors
Patronymics is the practice of naming children using the given name of the father, grandfather, or other male ancestor preceeded by a prefix. In the case of O'Riordan, it is possible that one of your Gaelic/Irish ancestors was given the patronym for being the "son of Riordan." Please read "Patronymics and Other Naming Patterns" and "Patronymics: Help Not Hindrance," for further details.
Sometimes two people can look at the same handwritten record, and come up with different spellings of the name. Be creative when searching for your O'Riordan ancestors -- we often search for misspellings intentionally to see if we missed any records. If you want to know Why can't I find O'Riordan my ancestor in the SSDI?, then read this frequently asked question.
Top Five Genealogy Databases to Search for O'Riordan
Census records are among the most useful records available for family tree building. There are currently matching O'Riordan records at Ancestry.com! Start exploring this online O'Riordan family history resource today.
Origins of the O'Riordan Surname
It is quite possible for two people with the O'Riordan last name to have been given that surname for entirely different reasons. Discovering the country from which your O'Riordan ancestors originated can often yield additional clues for the meaning of the surname. Keep in mind that it was not unusual for a last name to be altered as an ancestor entered a new country.
O'Riordan DNA Projects
While DNA testing cannot conclusively tell you if two O'Riordan ancestors were related, it can easily prove if they weren't. Be sure you understand what types of research issues each different DNA test can address before you spend any money. If you're not sure how DNA testing could aid your O'Riordan research, read "DNA Research and Your Family's History".
O'Riordan Family History
Every family has a different history, and every document you discover about your O'Riordan ancestors will help paint a picture that can be shared with your relatives. Our team of seasoned experts are here to help you learn about different aspects of genealogy. Reading "Using Social History To Fill In The Gaps In Family Histories" may help you think of some different tactics to compiling your O'Riordan family history.
Networking with O'Riordan Researchers
In the course of genealogy research, collaboration is key -- we really cannot do it alone, and one of the great benefits of participating in community message boards is building relationships that not only enlightens our research but strengthens bonds across the miles. The article "Looking for John Smith - Focusing a Query" provides some valuable tips for posting successful O'Riordan queries.
You may also want to consider posting a query to the Community Message Boards at Genealogy Today to get assistance from other researchers on your most elusive O'Riordan ancestors.
O'Riordan Achievements & Celebrities
Web Sites & Blogs with O'Riordan Research
If you are having difficulty locating records for the last name of O'Riordan, contact the folks at ProGenealogists for a free research estimate. You may also find it helpful to read, "When, Why and How to Hire a Professional Genealogist."
To recommend your web site/blog for inclusion on this page, please submit a link to the user-contributed directory at Genealogy Today. Your web page may appear once its content has been reviewed by our editors.
Upcoming O'Riordan Family Reunions
Whenever possible, consider holding the family reunion in place where you have a strong O'Riordan family history, which provides opportunities to share stories and visit cemeteries or old home sites; you may even want to consider as a one-day activity, having each family take on the task of gathering information from the local courthouse, school district, public library, etc. -- this, of course, requires advance planning and assignment, but could generate considerable interest and results. The article "Planning Details For A Family Reunion" may provide you with tips for hosting a successful O'Riordan reunion.