Gallagher
People with entries in Wikipedia whose family name is or was Gallagher include
- Doug Gallagher
- Ed Gallagher (1873-1929), U.S. comedian (Gallagher and Shean)
- Ed Gallagher, British scientist
- Fred Gallagher
- Helen Gallagher
- Jim Gallagher
- John Gallagher (1916-1998), Canadian geologist and businessman
- Joseph Gallagher
- Leo Anthony Gallagher (born 1947), U.S. comedian
- Liam Gallagher (born 1972), Oasis
- Lisa Gallagher
- Maggie Gallagher, U.S. journalist and same-sex marriage opponent
- Noel Gallagher (born 1967), Oasis
- Peter Gallagher (born 1955), U.S. actor
- Rory Gallagher (1948-1995), Irish guitarist
- Tess Gallagher