Hayley Williams (b. 1988) is a singer and songwriter. She is the lead vocalist of the rock band Paramore.

Williams was interviewed along side her Paramore bandmates by Kermit the Frog and Pepe the King Prawn on the red carpet of the 50th annual Grammy Awards; a excerpt of the interview was included in a video posted on muppets.com in 2008.

Williams sang "The Rainbow Connection" with Weezer for The Green Album.

She also appeared in the Hard 'n Firm music video for "Gersberms (Yer Gervin Mah)" which also featured the Swedish Chef.