Ealdormere
- mundane location: Canada: most of Ontario
- website: http://www.ealdormere.sca.org/
- was a principality in The Middle from 7 April 1990 to 30 April 1998
- kingdom since 1 May 1998
Events Hosted by Ealdormere
- Ealdormerean Event (7 Dec 1996) (7 Dec 1996)