Wassily or Wassili is a masculine given name. It is a variant of the Russian name Vasily. Notable people with the name include:
Wassily de Basil (1888–1951), Russian ballet impresario
Wassily Gerassimez (born 1991), German cellist and composer
Wassily Hoeffding (1914–1991), Finnish statistician and probabilist
Wassily Jakowlew (1839–1908), Russian zoologist
Wassily Kandinsky (1866–1944), Russian painter and art theorist
List of paintings by Wassily Kandinsky
Wassily von Kwetzinsky (1898–1970), Russian-born Norwegian music critic and writer
Wassily Leontief (1905–1999), Soviet-American economist
Wassily Leontief Prize
Wassili Leps (1870–1942), Russian-born American composer and conductor
Wassili Luckhardt (1889–1972), German architect
Wassily Safonoff (1852–1918), Russian pianist, teacher, conductor and composer
Wassily Sapellnikoff (1867–1941), Ukrainian-born Russian pianist
