Song Chun-gil
| Korean name | |
| Hangul | 송준길 |
|---|---|
| Hanja | 宋浚吉 |
| RR | Song Jungil |
| MR | Song Chun'gil |
| Art name | |
| Hangul | 동춘, 동춘당 |
| Hanja | 同春, 同春堂 |
| RR | Dongchun, Dongchundang |
| MR | Tongch'un, Tongch'undang |
| Posthumous name | |
| Hangul | 문정 |
| Hanja | 文正 |
| RR | Munjeong |
| MR | Munjŏng |
Song Chun-gil (Korean: 송준길; Hanja: 宋浚吉; 28 December 1606 – 2 December 1672), also known by his art name Tongch'undang, was a Korean politician and Neo-Confucian scholar, who lived during the Joseon period.
Born in Okcheon, North Chungcheong Province, he was the best friend and a distant relative of Song Si-yol. His daughter, Lady Song, was the mother of Queen Inhyeon, who would become the second wife of King Sukjong.