Viljar Loor (1 October 1953 – 22 March 2011) was the most successful Estonian volleyball player. In the 1980 Summer Olympics he was part of the gold winning Soviet Union volleyball team. He played all five matches. Loor died on 22 March 2011. His coaches were Ülo Palk, Raimund Pundi, Ivan Dratšov, in Soviet Union team Viacheslav Platonov and Yuri Chesnokov.