Jimi Hendrix actually had a son born by with a Swedish woman, he had a one night stand with after a concert in Stockholm 1969, this sex romp resulted in a son named James Sundquist who recently tried to get a piece of his fathers estate after he died but was shut down by the U.S. courts. Almost nothing is known of him today. https://www.rollingstone.com/music/music-news/hendrix-jr-sues-jimi-estate-192228/