| Hans-Joachim Löser | |
| Birth Date: | 4 April 1918 |
| Allegiance: | |
| Branch: | Army |
| Serviceyears: | 1936–45 1956–74 |
| Rank: | Major (Wehrmacht) Generalmajor (Bundeswehr) |
| Commands: | 1st Armoured Division (Bundeswehr) |
| Battles: | World War II |
| Awards: | Knight's Cross of the Iron Cross |
Hans-Joachim Löser (4 April 1918 – 13 February 2001) was an officer the Wehrmacht during World War II. He was also a recipient of the Knight's Cross of the Iron Cross. Löser joined the Bundeswehr in 1956 and retired in 1974 as a Generalmajor.
. 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.