William von Wirén

William von Wirén ( in Suuresadama, Hiiumaa – 23 November 1956 in Stockholm) was an Estonian sailor who competed in the 1928 Summer Olympics.

In 1928 he was a crew member of the Estonian boat Tutti V which won the bronze medal in the 6 metre class.

He also won gold medal in European Championships in ice yachting in 20 m class in 1933 and 1934 and a bronze medal in International Monotype-XV ice yacht class in 1936.