Crosby, Stills, Nash & Young

Aka CSNY. Crosby, Stills, Nash & Young was the name chosen when vocal folk rock supergroup (CSN) ]were joined by Canadian singer-songwriter (aka NY), who was an occasional fourth member. First active 1968-1971, then 1973-1976, then 1988-2015. Crosby's death in 2023 ended the prospect of further reunions.