Styx /ˈstɪks/ is an American rock band from Chicago that became famous for its albums from the mid-1970s and early 1980s. They are best known for melding the style of pop rock with the power of hard-rock guitar, strong ballads and elements of international musical theater.

Styx is best known for the hit songs "Lady" (#6, 1973), "Come Sail Away" (#8, 1977), "Babe" (#1, 1979), "The Best of Times" (#3, 1981), "Too Much Time on My Hands" (#9, 1981) and "Mr. Roboto" (#3, 1983). Other hits include "Show Me the Way" (#3, 1990), "Don't Let It End" (#6, 1983), "Renegade" (#16, 1978) and "Boat on the River", a big hit in much of Europe. The band has four consecutive albums certified multi-platinum by the RIAA. as well as sixteen top 40 singles in the US.