Johann Heineccius
Johann Heineccius is the name of the following people:
- Johann Christian Gottlieb Heineccius (also Heinecke ; 1718–1791), German legal scholar
- Johann Gottlieb Heineccius (also Heinecke ; 1681–1741), German legal scholar
- Johann Michael Heineccius (also Heinecke ; 1674–1722), German theologian, historian, sealologist and poet