Holden
- Male Y-chromosome testing of Holden family members including spelling variants Haldane, Haldein, Halden, Holdin, Holding, Holdren, Holder or Houldin.
- http://freepages.genealogy.rootsweb.com/~holden4dna/

Holden Family Tree
- Ancestral history and family photographs of Robert Holden.
- http://www.tribalpages.com/tribes/bh199

Holden Family
- Featuring primary lineage, associated branches, queires and look-ups, contacts and resources. Also includes an archive section featuring the Holden-Newsletter.
- http://john.rootsweb.com/holden.html

Holden: Steve's Family
- Researching the surnames Pink from Frensham, Surrey; Hyde from Chertsey to London; Grunnill from Lincolnshire to Liverpool; and Schorah from Yorkshire to Liverpool.
- http://www.holdenweb.shalfleet.net/