The Taehwa River (Korean: 태화강) is a river in South Korea. It flows into Ulsan Bay. The river's entire 46-kilometer course lies within the metropolitan city of Ulsan. The Taehwa drains an area of nearly 645 km²; much of this lies within Ulsan, but portions of it lie in neighboring cities such as Gyeongju.

• List of rivers of Asia
• Rivers of Korea
• Geography of South Korea

35°33′04″N 129°19′17″E / 35.5512°N 129.3213°E / 35.5512; 129.3213