Terence O'Brien

Terence or Terrence O'Brien may refer to:

Terence O'Brien (bishop), Irish Roman Catholic bishop of Emly
Terence O'Brien (British [Army officer, died 1865)], British Army officer and acting governor of Ceylon
Sir Terence O'Brien (colonial administrator), British Army officer and governor of Newfoundland, 1889–1895, son of the above
Terence O'Brien (actor), Irish-born British actor
Terence O'Brien (rower), English Olympic rower
Terence O'Brien (British diplomat), British ambassador to Nepal, 1970–1974, Burma, 1974–1978, and Indonesia, 1978–1981
Terence O'Brien (New Zealand diplomat), New Zealand ambassador to the United Nations, 1980–1983, 1990–1993, and the European Community, 1983–1986
Terrence L. O'Brien, United States federal judge
Terrence O'Brien (director), American founder and director of the Hudson Valley Shakespeare Festival