Gerald O'Brien is a New Zealand activist.
10th anniversary of anti nuclear legislation
1997 - Barney Richards and Collin Willis of Wellington Committee of Peace Council of Aotearoa New Zealand, with John Hampton, CND and Rev. Jim Stuart of St Andrews organized a public meeting to celebrate 10th anniversary of anti nuclear legislation, David Lange and Dave Morgan spoke.
NZ Committee to Free the Cuban Five
Gerald O'Brien was particularly opposed to the Vietnam war and was honoured by the Vietnamese in appreciation. He went as far as to use his importing business to bring goods from Vietnam into New Zealand, directly defying the policy of the Holyoake government.
- Initiating Members and Supporters of the NZ Committee to Free the Cuban Five
- [Romanos, Joseph (26 August 2010). "The Wellingtonian Interview: Gerald O'Brien". The Dominion Post. Retrieved 18 June 2015]