Shelbourne United Football Club was an Irish

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,...

 football club from Dublin, that spent two seasons playing in the League of Ireland

League of Ireland

The League of Ireland is the national association football league of the Republic of Ireland. Founded in 1921, as a league of eight clubs, it has expanded over time into a two-tiered league of 22 clubs. It is currently split into the League of Ireland Premier Division and the League of Ireland...

 from 1922 to 1924. In their first season in the League, they played their home matches at Anglesea Road and finished fourth. In their second and final season, they played their home games at Glenmalure Park

Glenmalure Park

Glenmalure Park, often simply known as "Milltown", was a football stadium on the Southside of Dublin city in Ireland. Located in the suburb of Milltown, it was home to Shamrock Rovers from 1926 to 1987, when it was sold to property developers by the club's directors...

 and finished sixth.

They should not be confused with Shelbourne

Shelbourne F.C.

Shelbourne Football Club is an Irish professional football club based in the Drumcondra area of Dublin, currently playing in the League of Ireland Premier Division....

, an existing club from Dublin and one of the most successful clubs in the history of the League of Ireland

League of Ireland

The League of Ireland is the national association football league of the Republic of Ireland. Founded in 1921, as a league of eight clubs, it has expanded over time into a two-tiered league of 22 clubs. It is currently split into the League of Ireland Premier Division and the League of Ireland...

.