The 3rd Cavalry Division (3. Kavallerie-Division) was a unit of the Reichswehr, the armed forces of Germany during the Weimar Republic.
It consisted of 6 cavalry regiments, the 13th (Prussian), the 14th, 15th, 16th, and the 17th (Bavarian) and the 18th (Saxonian) Cavalry Regiments.
Its commanders were:
It was subordinated to Gruppenkommando 2.