John J. Heckart (died July 3, 1872) was an American politician from Maryland.
He served as a member of the Maryland Senate, representing Cecil County, from 1860 to 1864.
Heckart served as a member of the Maryland House of Delegates, representing Cecil County, in 1839.
[1] Heckart served as a member of the Maryland Senate, representing Cecil County, from 1860 to 1864.
[2] In 1863, Heckart ran as a Democrat for commissioner of public works in Cecil County, but lost to Levin E.