Lonergan
Lonergan is the family name of the following people:
- Andy Lonergan (* 1983), English football goalkeeper
- Arthur Lonergan (1906–1989), American film architect
- Augustine Lonergan (1874–1947), American politician
- Bernard Lonergan (1904–1984), Canadian theologian and religious philosopher
- John Joseph Lonergan (1888–1938), Australian priest
- Kenneth Lonergan (* 1962), American screenwriter and film director