Sotirov () is a Bulgarian surname. The feminine form is Sotirova (). Notable people with the surname include:
Alexander Sotirov, Bulgarian-American computer security researcher Angel Sotirov (1943–2017), Bulgarian wrestler Georgi D. Sotirov (1910–1986), Bulgarian-Canadian historian and philologist Ivan Sotirov (1935–2025), Bulgarian footballer Ivan Sotirov (politician) (born 1963), Bulgarian engineer and politician Tsvetana Sotirova (born 1939), Bulgarian cross-country skier Zakhari Sotirov (born 1973), Bulgarian ski jumper
See also Angel Sotirov Savov (1925–1990), Bulgarian actor Petar Sotirov Mihtarski (born 1966), Bulgarian retired football player and manager