Descendant of Niall; champion or cloud
Oneal is an Americanized surname-turned-first-name derived from the Irish O'Neill. It traces back to the Gaelic name Niall, which has debated meanings including 'champion', 'cloud', or 'passionate'.
Less common today
Oneal isn't in the latest US Top 1000. It last peaked at #3,381 in 1993.
US births per 5-year period, 1990–present (SSA data).
American character actor known for Deep Impact
Public figure and cosmetic practitioner
