O'Kellys, the, [60], [67], [205], [283], [612]
O'Kelly, of Bregia, [35], [610]
Ollamh, or Ollav, his inauguration ode to a prince, [28]; training of an, [278], [401], [488]; the head of the filés, [488]
Ollamh, grandson of Ogma, [52]
Ollamh Fodhla, [245]
O'Learys, of Roscarbery, [67]
O'Longan, Micheál óg, poet, [547]
O'Looney, Brian, [546]
O'Lochain, [441], see "[Cuan]"
O'Lugair, [273]