WYYU (104.5 FM, "Mix 104.5") is a radio station broadcasting an adult contemporary music format, and licensed to serve Dalton, Georgia, United States.

[2] The station can be heard over much of northwest Georgia, and around and east of Chattanooga in southeast Tennessee.

It transmits from the ridge northeast of Dalton and northwest of Chatsworth, near Georgia 286.

On June 1, 1995, the station changed its call sign to the current WYYU.

This article about a radio station in the state of Georgia is a stub.