O'Donovan Rossa GAC Magherafelt (Irish: CLG Ó Donnabháin Rosa Machaire Fíolta) is a Gaelic Athletic Association club based in Magherafelt, County Londonderry, Northern Ireland. The club is a member of Derry GAA and currently caters for Gaelic football, Camogie and Ladies' Gaelic football. The club is named after Irish patriot and revolutionary Jeremiah O'Donovan Rossa. The club have won the Derry Senior Football Championship on seven occasions. Underage teams up to U-12s play in the South Derry GAA league and championships, from U-14 upwards teams compete in All-Derry competitions.