List of South Korean films of 2017
This is a list of South Korean films that received a domestic theatrical release in 2017.
Box office
The highest-grossing South Korean films released in 2017, by domestic box office gross revenue, are as follows:| Rank | Title | Distributor | Domestic gross |
| 1 | Along With the Gods: The Two Worlds | Lotte Cultureworks | $94,010,097 |
| 2 | A Taxi Driver | Showbox | $77,893,474 |
| 3 | Confidential Assignment | CJ Entertainment | $51,822,638 |
| 4 | 1987: When the Day Comes | CJ Entertainment | $47,292,501 |
| 5 | The Outlaws | Megabox Plus M | $45,760,606 |
| 6 | The Battleship Island | CJ Entertainment | $41,038,808 |
| 7 | Midnight Runners | Lotte Cultureworks | $36,065,351 |
| 8 | The King | Next Entertainment World | $35,342,745 |
| 9 | Steel Rain | Next Entertainment World | $28,839,872 |
| 10 | The Swindlers | Showbox | $25,445,773 |