Silvio Rodríguez
Singer songwriter Rodriguez is a poet and Cuba's best known folk singer who has been called the "Bob Dylan of Latin America". He has been enormously popular among young Cubans. He was famously refused a visa to come sing at Pete Seeger's birthday party
"Silvio Rodriguez Still Inspires Millinos with Poetic & Visionary Song" (article): https://www.peoplesworld.org/article/silvio-rodriguez-still-inspires-millions-with-poetic-and-visionary-song/