Fergusson
- Ancestral heritage of Grosfader, life member of the Clan Fergusson Society of North America. Researching the Cales and Fergusson lineages.
- http://www.fergus.org/

Ferguson
- Kinship of Christopher Scott Ferguson.
- http://familytreemaker.genealogy.com/users/f/e/r/Christopher-S-Ferguson/

Ferguson: A Tree Is Only As Strong As Its Roots
- Ancestral heritage of Barbara G White from Ft Worth, TX USA. Includes the surnames Block, Brewer, Marcum and Meade.
- http://familytreemaker.genealogy.com/users/f/e/r/Barbara-G-Ferguson/

Ferguson, McClelland and Hart
- Ancestral history of Andrew Ferguson.
- http://familytreemaker.genealogy.com/users/f/e/r/Andrew-Ferguson/

Ferguson Family Tree
- Ancestral history of Allan Scott Ferguson from Strathmore, AB CAN.
- http://familytreemaker.genealogy.com/users/f/e/r/Allan-S-Ferguson/

Ferguson, Hewlett, Brock, Summers, Mallett and Gilstrap
- Descendants of Martin Hewlett, David Mallett, William Ferguson, Isaac Summers and Phillip Gilstrap. Includes database, reports and photographs as compiled by Jerry Ferguson.
- http://familytreemaker.genealogy.com/users/f/e/r/Jerry-Ferguson-Overland-Park/

Ferguson Family
- Descendants of Charles Sterling Ferguson, Sarah Elizabeth Roberts and Juan Jaime-Gongalez. Compiled by Bobby Francis Ferguson from Kingston, OK USA.
- http://familytreemaker.genealogy.com/users/f/e/r/Bobby-F-Ferguson/