| Gustav Wagner | |
| Birth Name: | Gustav Adolf Heinrich Wagner |
| Birth Date: | 23 September 1890 |
| Birth Place: | Bischofsburg, East Prussia, Germany |
| Death Place: | Goslar, Lower Saxony, West Germany |
| Branch: | Army (Wehrmacht) |
| Battles: | World War II |
| Awards: | Knight's Cross of the Iron Cross |
Gustav Adolf Heinrich Wagner (23 September 1890 – 14 May 1951) was a general in the Wehrmacht of Nazi Germany during World War II. He was a recipient of the Knight's Cross of the Iron Cross.
. 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.