Category:Bishops of Kildare or Ferns or Leighlin or of Ossory

This is a list of the bishops of the dioceses of Kildare or of Ferns or of Leighlin or of Ossory or of any merged entity thereof (e.g. Ferns and Leighlin, Kildare and Leighlin, Kildare, Ferns and Leighlin) in the main Christian churches of Ireland, viz the Roman Catholic Church or the Church of Ireland.