Harry Forster Chapin (December 7, 1942 – July 16, 1981) was an American singer-songwriter, activist, humanitarian, film-maker, and producer best known for his folk rock songs, who achieved worldwide success, beginning in the 1970s. By the end of the decade, he became one of the most popular artists and highest paid performers.

Chapin, a dedicated humanitarian, fought to end world hunger; he was a key participant in the creation of the Presidential Commission on World Hunger in 1977. In 1987, Chapin was posthumously awarded the Congressional Gold Medal for his humanitarian work.