Osborne, Sir Richard, [91]

— Dorothy, afterwards Lady Temple, [361]

O’Shaughnessy, Sir Roger, [38], [263]

Ostend, [353]

O’Sullivan, Bere, [179]

— Roe, [3]

— Francis, [78]

O’Sullivans, various, [297]

Oughter, Lough, [299]

Oughterard, [278]