1911 Országos Bajnokság I (men's water polo) was the eighth water polo championship in Hungary. There were two teams who played one match for the title.
Final list #TeamMWDLG+G−P1.Ferencvárosi TC11007022.MTK1001070
* M: Matches W: Win D: Drawn L: Lost G+: Goals earned G−: Goals got P: Point
OB I 1911Champions Ferencváros2nd Title
Sources Gyarmati Dezső: Aranykor (Hérodotosz Könyvkiadó és Értékesítő Bt., Budapest, 2002.)