Orlande de Lassus (Orlando di Lasso, – 1594) was a Franco-Flemish composer of the Renaissance.

Lassus may also refer to:

People Kristiina Lassus (born 1966), a Finnish product designer and interior architect Jean-Baptiste Lassus (1807–1857), a French architect Oriane Lassus (born 1987), French author, cartoonist, illustrator Pierre Lassus (1741–1807), a French surgeon

Other Amblyseius lassus De Lassus, Missouri Lassus Mountains Tramont-Lassus

See also Lassas