OGS prides itself on its services to its members and to the public. OGS offers guidance for your own research as well as information about the resources OGS has to offer for those doing genealogical research.

Huguenot CollectionThe OGS Huguenot Collection was donated to the OGS by the Huguenot Society of Canada. It contains applications from Huguenot descendants made to the Huguenot Society.
TONI – The Ontario Name Index With 13,854,479 records available,  TONI shows where information about a particular name can be found.
Ontario Places of Worship Photo CollectionHelp OGS build a free photo gallery of Ontario Places of Worship.
IOOF Insurance Papers DatabaseBetween 1875 and 1929, the Independent Order of Oddfellows operated a life insurance program. Approximately 60,000 men from all across Canada applied. This database contains an index to those applications. Approximately 50% are currently available for download by members.
Upper Canada Land Petitions (1763-1865)Before the arrival of the Loyalists and British military settlers, the present-day Province of Ontario was an extension of the Province of Quebec. Following the Constitutional Act of 1791, the colony of Quebec was divided to create Upper Canada (today Ontario) and Lower Canada (today Quebec).
Families Index 1962 - 2007This searchable Index allows you to search every issue of Families (previously the "Bulletin"), the official journal of the OGS, from its inception in 1962 to 2007. Families contains articles of specific family histories, research and education tips and more. You will find the electronic copy of the publication in the Members' Corner, available only to current OGS members.
StraysA Stray is a person who is recorded in an event that took place somewhere other than their place of Origin. The location of the event must be outside the County of Origin.
Woman’s Institute BranchesThis index of Women’s Institute (WI) Branches in Ontario is provided by the Federated Women´s Institutes of Ontario (FWIO). It lists the WI branches, their location, what years they were active, whether they produced a Tweedsmuir Community History Collection.
Canadian GenealogistCanadian Genealogist published 38 quarterly issues, from 1979 to 1988. It marked a serious attempt to find Canadian genealogical data from elsewhere than central Canada, where the Ontario Genealogical Society was making major strides in finding and publishing family history material. All published issues are available for free download.
Birth, Marriage & Death Records in OntarioA brief guide to birth, marriage and death civil registration (ie: vital statistics or statutory registration) records in Ontario
Ontario LocatorThe following list shows every municipality in Ontario (city, town, village, township, regional municipality) and all of the geographic townships which have belonged to a municipality.
Memorial ProjectThe Master Index contains an alphabetical listing, by surname, of the names found on Memorials throughout Ontario and the name of the Memorial.
OGSPI OGS – Provincial IndexThis Ontario Genealogical Society Provincial Index - abbreviated OGSPI - is a web based library established in 1997 as a volunteer project to index an unlimited range of Genealogical information on Ontario families.
Unregistered & Inactive CemeteriesApproximately 20% of the known Ontario Cemetery sites are not registered. These sites have no protection under the law and can be closed and moved with minimum notice and no input from descendants or other interested parties