John Hartman (disambiguation)

John Hartman, John Hartmann, or Johnny Hartman may refer to:

People

 * John Hartman (1950–2021), U.S. musician, founding drummer of the Doobie Brothers
 * John Daniel Leinbach Hartman (1865–1953), U.S. Army officer
 * John Hartman (artist) (born 1950), Canadian painter and printmaker
 * Johnny Hartman (1923–1983), U.S. jazz singer
 * John Hartmann (1830–1897), Prussian composer
 * John W. Hartmann (born 1967), U.S. politician
 * John Hartmann, a computer scientist who developed the Hartmann pipeline

Places

 * John T. Hartman Elementary School, Kansas City Public Schools, Kansas City, Missouri, USA

Other uses

 * Johnny Hartman, Johnny Hartman (album), 1977 album by singer Johnny Hartman