Jānis Lūsis (19 May 1939 – 29 April 2020) was a Latvian athlete. He competed in javelin throw. In 2014 he was added into IAAF Hall of Fame. He competed in four Summer Olympics for the USSR team, winning bronze in 1964 Olympics, gold in 1968 Olympics and silver in 1972 Olympics. He was born in Jelgava, Latvia.