O'Kelley Family Network: USA
- Gathering place that aims to establish a base for those related to, or researching the lineages of, the American branches of the family. Variants include Ceallach, Keely, Queally, Keily, Kellye, Kehilly, Kelly, Kelley and O'Kelly.
- http://www.okelley.net/

O'Kelley: Four Families Through Georgia
- Southern history of the Adcock, Blackwell, O'Kelley and Yates families. Locales include Virginia, both Carolinas, Georgia, Alabama and Florida, USA.
- http://familytreemaker.genealogy.com/users/o/k/e/Harold-E-Okelley/

O'Kelley
- Descendants of Thomas O'Kelley born in Ireland circa 1725, migrated to America. Includes family tree, general history and associated links.
- http://thomas.okelley.org/