The Friends of Sinn Féin or Cairde Sinn Féin is the name for five different Irish republican organisations; located in Scotland

Scotland

Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

, Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

, the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 and Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

 respectively.

Each FOSF is associated with the political party Sinn Féin

Sinn Féin

Sinn Féin is a left wing, Irish republican political party in Ireland. The name is Irish for "ourselves" or "we ourselves", although it is frequently mistranslated as "ourselves alone". Originating in the Sinn Féin organisation founded in 1905 by Arthur Griffith, it took its current form in 1970...

 in the Republic of Ireland

Republic of Ireland

Ireland , described as the Republic of Ireland , is a sovereign state in Europe occupying approximately five-sixths of the island of the same name. Its capital is Dublin. Ireland, which had a population of 4.58 million in 2011, is a constitutional republic governed as a parliamentary democracy,...

 and Northern Ireland

Northern Ireland

Northern Ireland is one of the four countries of the United Kingdom. Situated in the north-east of the island of Ireland, it shares a border with the Republic of Ireland to the south and west...

, and works with the Irish Scots, Irish English Irish Canadian

Irish Canadian

Irish Canadian are immigrants and descendants of immigrants who originated in Ireland. 1.2 million Irish immigrants arrived, 1825 to 1970, at least half of those in the period from 1831-1850. By 1867, they were the second largest ethnic group , and comprised 24% of Canada's population...

, Irish American

Irish American

Irish Americans are citizens of the United States who can trace their ancestry to Ireland. A total of 36,278,332 Americans—estimated at 11.9% of the total population—reported Irish ancestry in the 2008 American Community Survey conducted by the U.S. Census Bureau...

 and Irish Australian

Irish Australian

Irish Australians have played a long and enduring part in Australia's history. Many came to Australia in the eighteenth century as settlers or as convicts, and contributed to Australia's development in many different areas....

 communities to foster good relations between the Sinn Féin party and the governments of those nations, and the goals of Sinn Féin (a United Ireland

United Ireland

A united Ireland is the term used to refer to the idea of a sovereign state which covers all of the thirty-two traditional counties of Ireland. The island of Ireland includes the territory of two independent sovereign states: the Republic of Ireland, which covers 26 counties of the island, and the...

, social democracy

Social democracy

Social democracy is a political ideology of the center-left on the political spectrum. Social democracy is officially a form of evolutionary reformist socialism. It supports class collaboration as the course to achieve socialism...

 and the promotion of Irish culture). The US organisation is one of the chief fund-raising sources for Sinn Féin. In 2008 it was reported that the United States remains a major contributor and a "key source of funds" for the party.

Cairde Sinn Féin is run by Joe Reilly (Ireland) and Roger Locke (United States), a Meath West councillor and Ard Chomhairle (executive body) member.