Baron O'Neill

The title of Baron O'Neill was created in the Peerage of the United Kingdom in 1868.

Barons O'Neill (1868)

• William O'Neill, 1st Baron O'Neill (1813-1883)
• Edward O'Neill, 2nd Baron O'Neill (1839-1928)
• Shane Edward Robert O'Neill, 3rd Baron O'Neill (1907-1944)
• Raymond Arthur Clanaboy O'Neill, 4th Baron O'Neill (b. 1933)