Instituto Memorial Hercilio Ermel de Londrina is a Londrina-based chess organizer and nonprofit chess association in Paraná, Brazil. It plays a visible role in the city’s competitive chess scene and has developed a clear identity around large public events. Moreover, the institute is closely linked with Hercilio Ermel Junior, who appears as the leading public organizer behind its main tournaments.

The organization runs recurring open chess tournaments, including the Memorial Hercilio Ermel series in Londrina. In addition, its events include FIDE-rated tournaments, rapid chess, blitz, and broader festival-style competition that attracts players from Paraná and other Brazilian states. As a result, the institute has become a recognized tournament organizer for ambitious players, local competitors, and visiting participants.

Beyond event hosting, the institute also promotes junior chess, educational activity, and broader chess outreach in the community. Furthermore, public references connect it with nonprofit and cultural initiatives that go beyond a single annual tournament. Therefore, Instituto Memorial Hercilio Ermel de Londrina stands out as a growing chess organizer with strong visibility in Londrina and the wider regional chess calendar.