The International Biometric Society was founded September 6, 1947 at the Marine Biological Laboratory in Woods Hole, Massachusetts, USA.

Region Regional Acronym Year of Founding
Argentinean Region RArg 1995
Australasian Region AR 1948
Austro-Swiss Region ROeS 1961
Belgian Region RBe 1952
Botswana Region GBot 1994
Brazilian Region RBras 1955
British and Irish Region* BIR 2006
Cameroonian Region GCmr 2004
Central America-Caribbean Region RCAC 2002
Chilean Region GCI 2001
Chinese Region CHINA 1986
Eastern Mediterranean  Region EMR 2001
Eastern North American Region ENAR 1947
Ethiopia Region GEth 1999
French Region RF 1949
German Region DR 1953
Ghana Region GGha 2007
Indian Region IR 1949
Italian Region RItl 1949
Japanese Region JR 1953
Kenya Region GKe 1990
Korean Region RKo 1988
Malawi Region GMal 2016
The Netherlands Region ANed 1949
Nigeria Region GNi 1997
Nordic-Baltic Region* NBR 2011
Pakistan Region PKSTAN 2012
Poland Region GPol 1992
Romania Region GRo 1971
Singapore Region SING 2012
South Africa Region GSAf 1991
Spanish Region REsp 1986
Uganda Region UGAN 1993
Western North American Region WNAR 1948
Zimbabwean Region GZim 1991

Notes
* The British Region was originally founded in 1948. In 2006, it expanded to include Northern Ireland and the Republic of Ireland.
* The Nordic-Baltic Region formed when the Nordic Group (founded 1982) and the Baltic Group (founded 2002) combined.

Reference
Bliss, C.I. “The First Decade of the Biometric Society.” Biometrics 14:3 (1958): 309-329.
Cox, Gertrude M. “The Biometric Society: The First Twenty-Five Years (1947-1972).” Biometrics 28:2 (1972): 285-311.