The Shinhan Donghae Open is a men's professional golf tournament that has been held annually in South Korea since 1981. It has been an Asian Tour event since 2016, as well as being part of the schedule in 2001 and 2002. It also became the first event to be tri-sanctioned by the Asian Tour, Korean Tour and Japan Golf Tour in 2019. The tournament is sponsored by the Shinhan Financial Group which is a South Korean financial holding company.