Brian J. Dooley (born 1963) is an Irish human rights activist and author. He is Senior Advisor to the United Nations Special Rapporteur on the situation of human rights defenders, and Senior Advisor at Washington DC-based NGO Human Rights First. He is a prominent human rights voice on Twitter (@dooley_dooley). He is currently a visiting scholar at University College, London (UCL). He served for eight years as an advisory board member of the Gulf Centre for Human Rights, and was a visiting scholar at Fordham University Law School in New York 2019–2020.