Paul Brennan
Paul Brennan may refer to:

Musicians
Paul Brennan (Canadian musician), drummer
Paul Brennan (Northern Ireland musician), traditional musician from County Down
Pól Brennan (born 1956), Irish singer, songwriter and producer

Others
Paul Brennan (academic) (1939–2003), Irish academic
Paul Brennan (Fair City), a fictional character in the Irish soap opera
Paul Brennan (Gaelic footballer) (born c. 1988/9), Irish footballer playing for Donegal and Réalt na Mara
Virgil Brennan (1920–1943), also known as Paul Brennan, Australian aviator and flying ace