List of South Korean films of 2005
This is a list of South Korean films released in 2005.
Box office
The highest-grossing South Korean films released in 2005, by domestic box office gross revenue, are as follows:| Rank | Title | Distributor | Domestic gross |
| 1 | The King and the Clown | CJ Entertainment | $42,752,153 |
| 2 | Welcome to Dongmakgol | Showbox | $27,986,474 |
| 3 | Marrying the Mafia II | Showbox | $19,862,842 |
| 4 | Marathon | Showbox | $18,240,765 |
| 5 | Typhoon | CJ Entertainment | $17,058,122 |
| 6 | Another Public Enemy | CJ Entertainment | $15,430,985 |
| 7 | Lady Vengeance | CJ Entertainment | $14,214,470 |
| 8 | You Are My Sunshine | CJ Entertainment | $12,251,043 |
| 9 | Mapado | CJ Entertainment | $11,624,707 |
| 10 | All for Love | CJ Entertainment | $10,208,564 |