The World Rowing Masters Regatta is the largest regatta by the World Rowing Federation. At the annual event, up to 4000 participants from all over the world from the age of 27 row for their clubs over a distance of 1000 meters.

Every three minutes, up to eight boats start at the same time to determine the winning teams in 13 different age groups, each with up to seven boat classes and divided by gender. The minimum age in the oldest group of participants is 89 years.

In addition mixed gender races are also organized on the Sunday.