- Yi Seong-gye (1335–1408), also known by his temple name, Taejo of Joseon, was the founder and first king of the Joseon dynasty of Korea.
- He is considered one of the most important and respected figures in Korean history, known for his leadership and military prowess.
- He was also known for his extensive exploration and mapping of Korea.
- He initiated several expeditions and surveys to better understand the geography of the Korean Peninsula and its surrounding areas.
- His explorations helped establish a more accurate map of Korea and the region.
- Yi Seong-gye is revered for his contributions to the advancement of geographical knowledge and cartography in Korea.