"Jack" Lanigan (February 9, 1935 – October 11, 2014) was an American businessman and politician.
He then received his bachelor's degree in accounting from DePaul University.
Lanigan served briefly in the Illinois Air National Guard.
From 1965 to 1971, Lanigan served in the Illinois State Senate and was a Republican.
Lanigan died at a hospital in Oak Lawn, Illinois.