| Score | +/- | Tävling | År | Tour | Bana | Par | Lista |
| 66 | -6 | GS Caltex Maekyung Open | 2007 | Asian Tour | Nam Seoul Country Club, Seoul | 72 | Lista |
| 66 | -6 | WGC – HSBC Champions | 2015 | DP World Tour | Sheshan International GC | 72 | Lista |
| 67 | -5 | GS Caltex Maekyung Open | 2007 | Asian Tour | Nam Seoul Country Club, Seoul | 72 | Lista |
| 67 | -5 | Kolon-Hana Bank Korea Open | 2007 | Asian Tour | Woo Jeong Hills Country Club, Cheonan | 72 | Lista |
| 67 | -5 | GS Caltex Maekyung Open | 2007 | Asian Tour | Nam Seoul Country Club, Seoul | 72 | Lista |
| 66 | -5 | Asia-Pacific Panasonic Open | 2009 | Asian Tour | Jyoyo Country Club, Kyoto | 71 | Lista |
| 65 | -5 | Wyndham Championship | 2011 | PGA Tour | Sedgefield Country Club | 70 | Lista |
| 66 | -5 | Maybank Championship Malaysia | 2016 | DP World Tour | Royal Selangor GC | 71 | Lista |
| 67 | -5 | Kolon-Hana Bank Korea Open | 2007 | Asian Tour | Woo Jeong Hills Country Club, Cheonan | 72 | Lista |
| 67 | -5 | Johnnie Walker Classic | 2008 | DP World Tour | DLF Golf and Country Club | 72 | Lista |