# 1983 IBF World Championships – Men's singles

The 1983 IBF World Championships (World Badminton Championships) were held in Copenhagen, Denmark, in 1983. The gold medal was won by Icuk Sugiarto; the silver by Liem Swie King; and the bronze by Prakash Padukone and Han Jian. What follows are the detailed results of the men's singles.

## Main stage
### Section 1

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| Morten Frost | 15 | 15 | | | | | | | | | | | |
| Yang Kesen | 1 | 10 | | Morten Frost | 15 | 15 | | | | | | | |
| Syed Modi | 15 | 15 | | Syed Modi | 2 | 4 | | | | | | | |
| Guus van der Vlugt | 8 | 9 | | | | | | Morten Frost | 15 | 15 | | | |
| Philip Sutton | 15 | 15 | | | | | | Philip Sutton | 8 | 7 | | | |
| Tomm Eriksen | 10 | 12 | | Philip Sutton | 15 | 11 | | | | | | | |
| Graeme Robson | 18 | 15 | | Graeme Robson | 11 | 15 | 6 | | | | | | |
| Torbjörn Petersson | 14 | 7 | | | | | | | | | Morten Frost | 5 | 3 |
| Icuk Sugiarto | 15 | 15 | | | | | | | | | Icuk Sugiarto | 15 | 15 |
| Sung Han-kook | 12 | 9 | | Icuk Sugiarto | 15 | 15 | | | | | | | |
| Nick Yates | 15 | 18 | | Nick Yates | 12 | 2 | | | | | | | |
| Udom Luangpetcharaporn | 5 | 14 | | | | | | Icuk Sugiarto | 15 | 15 | | | |
| John Goss | 15 | 10 | 15 | | | | | John Goss | 5 | 0 | | | |
| Rolf Rüsseler | 8 | 15 | 11 | John Goss | 15 | 15 | | | | | | | |
| Thomas Künstler | 10 | 15 | 15 | Thomas Künstler | 7 | 8 | | | | | | | |
| Koji Gondo | 15 | 9 | 9 | | | | | | | | | | |

### Section 2

| First round | First round | First round | First round | Second round | Second round | Second round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| Luan Jin | 15 | 15 | | | | | | | | | | |
| Rob Ridder | 4 | 2 | | Luan Jin | 15 | 15 | | | | | | |
| Hiroyuki Hasegawa | 15 | 15 | | Hiroyuki Hasegawa | 2 | 4 | | | | | | |
| Uwe Scherpen | 9 | 4 | | | | | Luan Jin | 15 | 15 | | | |
| Petter Thoresen | 15 | 13 | 15 | | | | Michael Kjeldsen | 11 | 9 | | | |
| Kim Moon-soo | 6 | 18 | 1 | Petter Thoresen | 3 | 13 | | | | | | |
| Michael Kjeldsen | 15 | 15 | | Michael Kjeldsen | 15 | 18 | | | | | | |
| Ong Beng Teong | 3 | 2 | | | | | | | | Luan Jin | 3 | 9 |
| Prakash Padukone | 18 | 15 | | | | | | | | Prakash Padukone | 15 | 15 |
| Stefan Karlsson | 4 | 16 | | Prakash Padukone | 15 | 15 | | | | | | |
| Heinz Fischer | 18 | 15 | | Heinz Fischer | 1 | 5 | | | | | | |
| Geir Dahl | 14 | 7 | | | | | Prakash Padukone | 15 | 15 | | | |
| Paul Kong | 3 | 15 | 15 | | | | Andy Goode | 5 | 8 | | | |
| Dan Travers | 15 | 12 | 12 | Paul Kong | 11 | 13 | | | | | | |
| Andy Goode | 15 | 15 | | Andy Goode | 15 | 15 | | | | | | |
| Bob MacDougall | 4 | 3 | | | | | | | | | | |

### Section 3

| First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| Chen Changjie | 15 | 15 | | | | | | | | | | | |
| Uun Santosa | 2 | 1 | Chen Changjie | 8 | 15 | 15 | | | | | | | |
| Tariq Wadood | 15 | 15 | Tariq Wadood | 15 | 11 | 3 | | | | | | | |
| Mike Butler | 3 | 2 | | | | | Chen Changjie | 15 | 15 | | | | |
| Kevin Jolly | 15 | 15 | | | | | Kevin Jolly | 8 | 6 | | | | |
| Gregor Berden | 0 | 2 | Kevin Jolly | 15 | 15 | | | | | | | | |
| Kinji Zeniya | 15 | 15 | Kinji Zeniya | 11 | 5 | | | | | | | | |
| Pascal Kaul | 2 | 2 | | | | | | | | Chen Changjie | 15 | 5 | 4 |
| Liem Swie King | 15 | 15 | | | | | | | | Liem Swie King | 12 | 15 | 15 |
| Roy Díaz González | 3 | 4 | Liem Swie King | 7 | 15 | 15 | | | | | | | |
| Park Joo-bong | 15 | 15 | Park Joo-bong | 15 | 4 | 12 | | | | | | | |
| Trevor Stewart | 0 | 1 | | | | | Liem Swie King | 15 | 15 | | | | |
| Steen Fladberg | 15 | 15 | | | | | Steen Fladberg | 6 | 12 | | | | |
| Pradeep Gandhe | 4 | 4 | Steen Fladberg | 15 | 15 | | | | | | | | |
| Göran Carlsson | 15 | 18 | Göran Carlsson | 9 | 6 | | | | | | | | |
| Harald Klauer | 11 | 15 | | | | | | | | | | | |

### Section 4

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| Jens Peter Nierhoff | 15 | 15 | | | | | | | | | | | | |
| Lex Coene | 7 | 8 | | Jens Peter Nierhoff | 15 | 15 | | | | | | | | |
| Masao Tsuchida | w.o. | | | Masao Tsuchida | 8 | 5 | | | | | | | | |
| Chris Kinard | | | | | | | | Jens Peter Nierhoff | 15 | 17 | | | | |
| Misbun Sidek | 15 | 15 | | | | | | Misbun Sidek | 11 | 16 | | | | |
| Samson Egbeyemi | 8 | 8 | | Misbun Sidek | 15 | 12 | 15 | | | | | | | |
| Steve Baddeley | 15 | 15 | | Steve Baddeley | 6 | 15 | 6 | | | | | | | |
| Uday Pawar | 2 | 9 | | | | | | | | | Jens Peter Nierhoff | 15 | 4 | 4 |
| Han Jian | 15 | 15 | | | | | | | | | Han Jian | 1 | 15 | 15 |
| Darren McDonald | 5 | 1 | | Han Jian | 15 | 15 | | | | | | | | |
| Choi Byung-hak | 15 | 15 | | Choi Byung-hak | 6 | 5 | | | | | | | | |
| Klaus Fischer | 2 | 5 | | | | | | Han Jian | 15 | 15 | | | | |
| Sze Yu | 1 | 18 | 15 | | | | | Ulf Johansson | 2 | 2 | | | | |
| Sompol Kukasemkij | 15 | 17 | 4 | Sze Yu | w/o | | | | | | | | | |
| Ulf Johansson | 15 | 15 | | Ulf Johansson | scr | | | | | | | | | |
| Chris Rees | 11 | 10 | | | | | | | | | | | | |

## Final stage

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Finals | Finals | Finals | Finals |
| 1 | Morten Frost | 5 | 3 | | | | | | | | | |
| 8 | Icuk Sugiarto | 15 | 15 | | | | | | | | | |
| 8 | Icuk Sugiarto | 15 | 15 | | Icuk Sugiarto | 9 | 15 | 15 | | | | |
| | | | | | Prakash Padukone | 15 | 7 | 1 | | | | |
| 4 | Luan Jin | 3 | 9 | | Prakash Padukone | 15 | 7 | 1 | | | | |
| 5 | Prakash Padukone | 15 | 15 | | | | | | | | | |
| 5 | Prakash Padukone | 15 | 15 | | | | | | Icuk Sugiarto | 15 | 12 | 17 |
| | | | | | | | | | Liem Swie King | 8 | 15 | 16 |
| 3 | Chen Changjie | 15 | 5 | 4 | | | | | | | | | Liem Swie King | 8 | 15 | 16 |
| 6 | Liem Swie King | 12 | 15 | 15 | | | | | | | | |
| 6 | Liem Swie King | 12 | 15 | 15 | Liem Swie King | 15 | 15 | | | | | |
| | | | | | Han Jian | 9 | 3 | | | | | |
| 2 | Jens Peter Nierhoff | 15 | 4 | 4 | Han Jian | 9 | 3 | | | | | |
| 7 | Han Jian | 12 | 15 | 15 | | | | | | | | |