| Unit Name: | Jasta 65 |
| Country: | Kingdom of Prussia, German Empire |
| Branch: | Luftstreitkräfte |
| Type: | Fighter squadron |
| Battles: | World War I |
Royal Prussian Jagdstaffel 65, commonly abbreviated to Jasta 65, was a "hunting group" (i.e., fighter squadron) of the Luftstreitkräfte, the air arm of the Imperial German Army during World War I. The squadron would score 34 aerial victories during the war, including nine observation balloons downed. The unit's victories came at the expense of six pilots killed in action, two wounded in action, and two taken prisoner of war.
Jasta 65 was founded on 23 January 1918. On 4 February it began operations. The new squadron began service with 5 Armee. On 6 May 1918, it was posted to Armee-Abteilung C. It would finish the war with this army.