Taejo of Joseon
This clan has roots in the Joseon Dynasty. The founder of this clan was Yi Han, a native of Baekje who later married a Silla princess and became a high official of Silla. His 22nd-generation descendant, Taejo of Joseon, went on to found the Joseon Dynasty. The House of Yi ruled Joseon for 518 years between 1392 and 1910 and established many of the cultural, artistic and linguistic foundations for modern-day Korea.