Kor, son of Rynar, was a great warrior and Dahar Master of the Klingon Empire in the 23rd and 24th centuries. He was descended from the Klingon imperial family and the last member of the fabled House of Kor. Kor had one son who was killed in battle. Kor was one of the most influential military commanders of his age along with his great friends (and fellow Dahar Masters) Kang and Koloth.