SMS Brummer was a minelaying light cruiser of the German Kaiserliche Marine; she was the lead ship of her class. Her sister ship was Bremse. Brummer was laid down at AG Vulcan's shipyard in Stettin, Germany (now Szczecin, Poland) on 24 April 1915 and launched on 11 December 1915 and completed on 2 April 1916. Armed with a main battery of four 15-centimeter (5.9 in) guns in single mounts, she carried 400 mines.