Joyce Alene Byers Johnston, (May 17, 1934 – May 10, 2017) was an American songwriter best known for her work with Elvis Presley. She wrote Timi Yuro's 1962 hit "What's A Matter Baby".

She was married to the music producer Bob Johnston. In later years, Johnston claimed that some songs credited to his wife Joy Byers were actually co-written, or solely written by himself.