My Only Love Song
- Title: 마이 온리 러브송 / Mai Onri Reobeusong
- Genre: Fantasy, historical, romance, comedy
- Format: Web drama
- Episodes: TBA
- Broadcast network: Netflix
- Broadcast period: 2017-???-?? to 2017-???-??
- Air time: TBA
- Original Soundtrack: My Only Love Song OST
- Main Cast
- Lee Jong Hyun as On Dal
- Gong Seung Yun as Sang Soo Jung
- Lee Jae Jin as Byun Sam Yong
- Kim Yun Seo (김연서) as Princess Pyunggang
- Extended Cast
- Ahn Bo Hyun (안보현) as Moo Myung
- Park Joo Hyung as Go Il Yong
- Lee Chul Min
- Lee Yong Jik (이용직) as King Pyungwon
- Kim Jung Pal (김정팔)
- Kim Chae Eun (김채은) as Mi Jin / Hwa Hong
- This is a pre-produced drama.
- Filming began September 26, 2016
- Lee Jong Hyun and Gong Seung Yun previously appeared together as a couple in MBC reality show We Got Married (2015).