Gerrit Wiebe Bijlsma (17 November 1929 – 13 August 2004) was a Dutch water polo player. He was part of the Dutch teams that won the European title in 1950 and placed fifth at the 1952 Summer Olympics.
References Gerrit Bijlsma . sports-reference.com Men Water Polo European Championship 1950 Wien (AUT) - 20-26.08 Winner Netherlands. todor66.com