Fennagh

Fennagh, Fenagh or Feenagh may refer to:

Places

 * Feenagh, County Clare, a civil parish in County Clare, Ireland
 * Feenagh, County Limerick, Ireland
 * Fenagh, County Leitrim, a civil parish in County Leitrim, Ireland
 * Fennagh, County Carlow, Ireland
 * Fenagh (crater), a crater on Mars

Other uses

 * Book of Fenagh, a manuscript of prose and poetry written in Classical Irish at Fenagh, County Leitrim