Gajisan (Korean: 가지산) is a mountain in South Korea. It sits on the boundary between the city of Ulsan, the city of Miryang in the province of South Gyeongsang Province, and Cheongdo County in North Gyeongsang Province. Gajisan has an elevation of 1,240 m (4,068 ft). It is part of the Yeongnam Alps mountain range.

• List of mountains in Korea
• List of South Korean tourist attractions

• Yu Jeong-yeol (2007). 한국의 산 여행 (Travel Guide to Korean Mountains). Seoul: 관동 상억연구회 (Kwandong). ISBN 978-89-958055-1-0.
• Photos and Map of hiking up Mt. Gaji: http://www.everytrail.com/view_trip.php?trip_id=2026190

• Official website for the Yeongnam Alps