| Johann-Heinrich Eckhardt | |
| Birth Date: | 3 December 1896 |
| Death Place: | Winterberg |
| Allegiance: | (to 1918) (to 1933) |
| Branch: | Army (Wehrmacht) |
| Serviceyears: | 1914–45 |
| Rank: | Generalleutnant |
| Commands: | 211st Infantry Division |
| Battles: | World War I----World War II |
| Awards: | Knight's Cross of the Iron Cross with Oak Leaves |
Johann-Heinrich Eckhardt (3 December 1896 – 15 May 1945) was a German general in the Wehrmacht during World War II. He was a recipient of the Knight's Cross of the Iron Cross with Oak Leaves of Nazi Germany. Eckhardt surrendered to the American troops on 8 May 1945 and died in custody on 15 May 1945.
. Walther-Peer Fellgiebel . 2000 . 1986 . Die Träger des Ritterkreuzes des Eisernen Kreuzes 1939–1945 — Die Inhaber der höchsten Auszeichnung des Zweiten Weltkrieges aller Wehrmachtteile . The Bearers of the Knight's Cross of the Iron Cross 1939–1945 — The Owners of the Highest Award of the Second World War of all Wehrmacht Branches . German . Friedberg, Germany . Podzun-Pallas . 978-3-7909-0284-6.