| Louis Tronnier | |
| Birth Date: | 21 November 1897 |
| Death Place: | Voikovo prison camp |
| Rank: | Generalmajor |
| Commands: | 123rd Infantry Division Korps Abteilung F 62nd Infantry Division |
| Battles: | Jassy–Kishinev Offensive (August 1944) |
| Awards: | Knight's Cross of the Iron Cross |
Louis Tronnier (21 November 1897 – 27 January 1952) 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. Tronnier surrendered to the Red Army forces during the second Soviet Jassy–Kishinev Offensive in August 1944. He died on 27 January 1952 at Voikovo officers' prison camp near Ivanovo.
. 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.