Ian Dawson Tyson was a Canadian singer-songwriter who wrote several folk songs, including "Four Strong Winds" and "Someday Soon", and performed with partner Sylvia Tyson as the duo Ian & Sylvia.

Sylvia Tyson, is a Canadian musician, performer, singer-songwriter and broadcaster. She is best known as part of the folk duo Ian & Sylvia, with Ian Tyson. Since 1993, she has been a member of the all-female folk group Quartette.