Vasilev (Bulgarian: Василев), feminine Vassileva (Bulgarian: Василева), is a Bulgarian and a Russian surname. Notable people with the surname include:
Aleksandar Vasilev (footballer, born 1936), Bulgarian footballer
Aleksandar Vasilev (Macedonian footballer) (born 1985)
Aleksandar Vasilev (footballer, born 1995), Bulgarian footballer
Anton Vasilev (born 1983), Russian sprint canoeist
Asparuh Vasilev (born 1981), Bulgarian footballer
Dimitar Vasilev (1903–?), Bulgarian fencer
Doychin Vasilev (born 1944), Bulgarian mountain climber and cinematographer
Georgi Vasilev (midfielder) (born 1946), Bulgarian footballer and manager
Georgi Parvanov Vasilev (born 1945), Bulgarian footballer
Igor Vasilev (born 1964), Russian handball player
Ivaylo Vasilev (footballer born 1987), Bulgarian footballer
Ivaylo Vasilev (footballer born 1991), Bulgarian footballer
Ivan Vasilev (born 1967), Bulgarian footballer
Mikhail Vasilev (born 1961), Russian handball player
Milen Vasilev (born 1988), Bulgarian footballer
Mladen Vasilev (born 1947), Bulgarian footballer and manager
Petar Vasilev (footballer) (born 1983), Bulgarian footballer
Petar B. Vasilev (1918–2001), Bulgarian film director and screenwriter
Petko Vasilev (born 1990), Bulgarian footballer
Radoslav Vasilev (born 1990), Bulgarian footballer
Steven A. Vasilev (born 1954), American physician
Tsonyo Vasilev (born 1952), Bulgarian footballer
Tzvetan Vassilev (born 1959), Bulgarian entrepreneur and financier
Vasil Vasilev (footballer born 1976), Bulgarian footballer
Vasil Vasilev (footballer born 1984), Bulgarian footballer
Ventsislav Vasilev (born 1988), Bulgarian footballer
Vladislav Vasilev (born 1982), Bulgarian footballer
Vassileva:
Antoaneta Vassileva (born 1960), Bulgarian professor of economics
Hristina Vassileva (born 1984), Bulgarian figure skater
Nadejda Vassileva (born 1985), Bulgarian tennis player
Ralitsa Vassileva (born 1967), Bulgarian journalist
Svetla Vassileva (born 1964), Bulgarian publicist and blogger
