List of 2017 box office number-one films in South Korea
The following is a list of 2017 box office number-one films in South Korea. When the number-one film in gross is not the same as the number-one film in admissions, both are listed.
| # | Date | Film | Gross | Notes |
| 1 | Your Name. | |||
| 2 | Moana | |||
| 3 | The King | |||
| 4 | Confidential Assignment | |||
| 5 | Confidential Assignment | |||
| 6 | Fabricated City | |||
| 7 | New Trial | |||
| 8 | Split | |||
| 9 | Logan | |||
| 10 | ' | |||
| 11 | Beauty and the Beast | |||
| 12 | Beauty and the Beast | |||
| 13 | Beauty and the Beast | |||
| 14 | Beauty and the Beast | |||
| 15 | The Fate of the Furious | |||
| 16 | The Fate of the Furious | |||
| 17 | The Mayor | |||
| 18 | Guardians of the Galaxy Vol. 2 | |||
| 19 | ' | |||
| 20 | Get Out | |||
| 21 | ' | |||
| 22 | Wonder Woman | |||
| 23 | The Mummy | |||
| 24 | The Mummy | |||
| 25 | ' | |||
| 26 | Anarchist from Colony | |||
| 27 | ' | |||
| 28 | Spider-Man: Homecoming | |||
| 29 | Dunkirk | |||
| 30 | The Battleship Island | |||
| 31 | A Taxi Driver | |||
| 32 | A Taxi Driver | |||
| 33 | A Taxi Driver | |||
| 34 | V.I.P. | |||
| 35 | The Hitman's Bodyguard | |||
| 36 | Memoir of a Murderer | |||
| 37 | Memoir of a Murderer | |||
| 38 | I Can Speak | |||
| 39 | ' | |||
| 40 | The Fortress | |||
| 41 | The Outlaws | |||
| 42 | The Outlaws | |||
| 43 | ' | |||
| 44 | Thor: Ragnarok | |||
| 45 | Thor: Ragnarok | |||
| 46 | Justice League | |||
| 47 | The Swindlers | |||
| 48 | The Swindlers | |||
| 49 | The Swindlers | |||
| 50 | Steel Rain | |||
| 51 | ' | |||
| 52 | Along With the Gods: The Two Worlds |
Highest-grossing films
As of December 31, 2017| Rank | Title | Country | Admissions** | Domestic gross |
| 1. | A Taxi Driver | South Korea | 12,186,327 | |
| 2. | '* | South Korea | 8,539,524 | |
| 3. | Confidential Assignment | South Korea | 7,817,631 | |
| 4. | ' | United States | 7,258,678 | |
| 5. | The Outlaws | South Korea | 6,879,844 | |
| 6. | The Battleship Island | South Korea | 6,592,151 | |
| 7. | Midnight Runners | South Korea | 5,653,270 | |
| 8. | The King | South Korea | 5,317,383 | |
| 9. | Beauty and the Beast | United States | 5,138,330 | |
| 10. | ' | United Kingdom United States | 4,945,486 |
| Rank | Title | Admissions** | Domestic gross |
| 1. | A Taxi Driver | 12,186,327 | |
| 2. | '* | 8,539,524 | |
| 3. | Confidential Assignment | 7,817,631 | |
| 4. | The Outlaws | 6,879,844 | |
| 5. | The Battleship Island | 6,592,151 | |
| 6. | Midnight Runners | 5,653,270 | |
| 7. | The King | 5,317,383 | |
| 8. | The Swindlers* | 4,018,035 | |
| 9. | Steel Rain* | 4,013,336 | |
| 10. | The Fortress | 3,849,087 |
- *Continue to screening in 2018
- **Admissions showed was not total admissions, but admissions by the last day of the year.