There are at least five artists using the name Sway:
(1) A rapper from the United Kingdom
(2) A shoegaze band from the United States
(3) A musician from Norway
(4) An indie rock band from Czech Republic
(5) A Dutch pop group 1.) Derek Andrew Safo (born 5 September 1982) is a English hip hop artist of Ghanaian origins, who uses the stage names Sway DaSafo or simply Sway; he is also a full-time producer, establishing DCypha Productions.

Read more about Sway on Last.fm.