Princess Cheonmyeong, was a princess of Silla, one of the Three Kingdoms of Korea, and is notable as the sister of Queen Seondeok of Silla, and reigned as Silla's which number ruler?
Princess Cheonmyeong of Silla Princess Cheonmyeong (hanja: 天明公主 ) was a princess of Silla, one of the Three Kingdoms of Korea, and is notable as the sister of Queen Seondeok of Silla, who reigned as Silla's twenty-seventh ruler. She was Queen Seondeok's full sister, her parents being King Jinpyeong and Queen Maya. Records are unclear as to which of the sisters was the elder, with the "Samguk Sagi" stating that Princess Deokman (later Queen Seondeok) was the elder but with many other sources stating that Princess Cheonmyeong was the elder by a wide margin.
Ilseong of Silla Ilseong of Silla (died 154, r. 134–154) was the seventh ruler of Silla, one of the Three Kingdoms of Korea. He is commonly called Ilseong Isageum, "isageum" being the royal title in early Silla. As a descendant of Silla's founder Hyeokgeose, his surname was Bak.