Donough O'Brien (29 August 1879 – 23 September 1953) was a Welsh-born Irish cricketer.
O'Brien was born in Holyhead, Anglesey, Wales.
He was a cousin of the Gwynn brothers, a famous Irish cricket family.
[2] A right-handed batsman,[2] O'Brien made his first-class debut playing for Ireland against Cambridge University in May 1902.
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