The US singer lost the case in 2023 and later won on appeal, but now judges have ruled against her.

Teenage dream songbird Katy Perry has a new dream, sources said – to dive into politics and philanthropy with new beau Justin ...

Katy Perry just lost her legal battle against Australian fashion designer Katie Perry, over name use that went all the way to ...

Katy Perry believes in being kind and doesn’t “drag her haters” because she thinks anyone who is unkind “must already be in a ...

Taylor, had registered Katie Perry as a trademark and the singer, whose real name is Katheryn Elizabeth Hudson, demanded that ...