Country Joe McDonald – the legendary singer and co-founder of ’60s psychedelic folk rock band Country Joe and the Fish, best known for the anti-Vietnam War anthem “I-Feel-Like-I’m-Fixin’-to-Die Rag” – has died… TMZ has learned.

Sources with direct knowledge tell TMZ…the Woodstock icon died Saturday night. Details regarding his death are currently unclear.

McDonald, born joseph allen mcdonaldHe became one of the defining voices of the 1960s protest movement. As the leader of Country Joe and the Fish, he helped shape San Francisco’s psychedelic scene during rock’s most politically charged era.

His performance at Woodstock in 1969, complete with “Fish Cheer” before the entire audience, remains one of the most unforgettable moments of the festival and cements his place in counterculture history.

Beyond Woodstock, McDonald continued performing for decades, mixing folk, rock and activism. He was known for supporting veterans and speaking out on social issues long after the heyday of the protest era had faded.

Throughout a career that spanned more than half a century, he remained closely linked to the music and message that first made him famous.

Countryman Joe McDonald was 84 years old.