1941 Országos Bajnokság I (men's water polo)

The 1941 Országos Bajnokság I (OB I) was the top-level men's water polo league in Hungary during the 1941 season. It represented the national championship for men's water polo clubs in Hungary. Information regarding specific participating teams, results, and overall standings of the 1941 season may be available in Hungarian sports archives and historical records. The "Országos Bajnokság I" designation signifies that this was the first-tier national championship competition. The year "1941" specifies the season in which the championship was held.