Cathal Ó hOisín is an Irish 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...

 politician

Politician

A politician, political leader, or political figure is an individual who is involved in influencing public policy and decision making...

 who was elected as an MLA

Member of the Legislative Assembly (Northern Ireland)

Member of the Legislative Assembly is a representative elected by the voters to the Northern Ireland Assembly in Northern Ireland.- About :...

 to the Northern Ireland Assembly

Northern Ireland Assembly

The Northern Ireland Assembly is the devolved legislature of Northern Ireland. It has power to legislate in a wide range of areas that are not explicitly reserved to the Parliament of the United Kingdom, and to appoint the Northern Ireland Executive...

 to represent the East Londonderry

East Londonderry (Assembly constituency)

East Londonderry is a constituency in the Northern Ireland Assembly.The seat was first used for a Northern Ireland-only election for the Northern Ireland Forum in 1996...

 constituency in May 2011.

Ó hOisín was educated at Saint Patrick's College, Maghera and Magee College

Magee College

Magee College is a campus of the University of Ulster located in Derry, Northern Ireland. It opened in 1865 as a Presbyterian Christian arts and theological college...

, Derry

Derry

Derry or Londonderry is the second-biggest city in Northern Ireland and the fourth-biggest city on the island of Ireland. The name Derry is an anglicisation of the Irish name Doire or Doire Cholmcille meaning "oak-wood of Colmcille"...

. He was first elected to Limavady Borough Council

Limavady Borough Council

Limavady Borough Council is a Local Council in County Londonderry in Northern Ireland. Its headquarters is in the town of Limavady. The Borough has a population of over 32,000 with 63% of the population living in a rural setting. It covers an area of 586 square kilometres and includes the valley...

 at the 2005 local elections

Northern Ireland local elections, 2005

Elections for local government were held in Northern Ireland on 5 May 2005 along with the 2005 general election across the entire United Kingdom and local elections in England.-Results:-Belfast:-Derry:...

 for the Benbradagh electoral area. He served as Mayor of Limavady from 2009 to 2010. At the 2010 UK general election, he stood unsuccessfully in East Londonderry

East Londonderry (UK Parliament constituency)

East Londonderry is a Parliamentary Constituency in the United Kingdom House of Commons.-Boundaries:The seat was created in boundary changes in 1983, as part of an expansion of Northern Ireland's constituencies from 12 to 17, and was predominantly made up from the old Londonderry constituency...

, taking second place with 19.3% of the vote.