Frank Brennan

Frank Brennan is the name of:


 * Frank Brennan (judge) (1884–1949), Queensland Labor MLA and Supreme Court judge
 * Frank Brennan (politician) (1873–1950), Labor member of the Australian House of Representatives from 1911 to 1931 and 1934 to 1949
 * Frank Brennan (footballer) (1924–1997), Scottish footballer who played for Newcastle United
 * Frank Brennan (writer) (died 1995), Australian romance novelist under the name "Emma Darcy"
 * Frank Brennan (priest) (born 1954), Australian Jesuit priest, lawyer and academic
 * Frank Brennan (karateka) (born 1960), British karate champion and instructor
 * Frank Brennan (economist) (1947–2015), Irish economist