Infantry Regiment 23
Infantry Regiment 23 or Infantry Regiment No. 23 stands for:
- Old Prussian Infantry Regiment No. 23 (1806) of the Old Prussian Army
- Infantry Regiment "von Winterfeldt" (2nd Upper Silesian) No. 23 of the New Prussian Army
- Infantry Regiment 23 (Wehrmacht) (also: Infanterie-Regiment Rastenburg ) of the Wehrmacht
- Imperial and Royal Infantry Regiment "Margrave of Baden" No. 23 of the Imperial and Royal Army