Date of Birth: 
About Preacher Jack
- Preacher Jack is the stage name of John Lincoln Coughlin (born February 12, 1942), who is an American pianist.
- Coughlin taught himself piano growing up in Malden, Massachusetts, and became an underground success playing in Boston in the 1960s and 1970s.
- George Thorogood heard him play and had him signed to Rounder Records, for whom he would record two albums in the 1980s.
- He took an extended break from recording in the 1990s and continued touring, finally releasing new material, including another album on Rounder, late in the decade.
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