Gallagher: Tree of Life
- Family history of James Gallagher and Eliza Hill, from Ontario, Canada to WA USA. Includes surnames Bonn, Campbell, Cox, Davis, Krout, Nelson, Smith, Thin, Townsend, Stonebraker and Wallace.
- http://freepages.genealogy.rootsweb.com/~gallagher/index.html

Gallagher
- Ancestral database as maintained by Sharon Gallagher Shaffer.
- http://worldconnect.rootsweb.com/cgi-bin/igm.cgi?db=:1976730

Gallagher Family Tree
- Ancestral database as compiled by Francis Gallagher.
- http://worldconnect.rootsweb.com/cgi-bin/igm.cgi?db=:1816221

Gallagher Family
- Ancestral history of Andrew Gallagher, includes latest news and updates. Pedigree tree compiled by Cornelius L Gallagher.
- http://www.lgallagher.org/