Connor O'Brien may refer to:
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Connor O'Brien, King of Thomond (died 1540)
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Connor O'Brien, 3rd Earl of Thomond
Connor O'Brien, 3rd Earl of Thomond also spelt Conor and called Groibleach, or the "long-nailed", (; 1535–1581) contended with his uncle Domhnall mac Conchobair Ó Briain, Donnell for the Chieftainship of Clan O'Brien dynasty, O'Brien from 15 ...
(1534?–1581)
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Connor O'Brien, 2nd Viscount Clare (1605–1670)
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Connor O'Brien (alpine skier) (born 1961), Canadian alpine skier
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Connor O'Brien (footballer) (born 2004), English footballer
See also
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Con O'Brien (disambiguation)
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Conor O'Brien (disambiguation)
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Conor O'Brian
Ryan Parmeter (born February 6, 1980) is an American professional wrestler, He is best known for his work in WWE, where he wrestled under the ring name Konnor. He was part of the fourth season of '' NXT'', and earned fourth place on the show's f ...
(born 1980), American wrestler
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