2006 Thomas Cup knockout stage
The knockout stage for the 2006 Thomas Cup in Japan began on 1 May 2006 with the round of 16 play-offs and ended on 7 May 2006 with the final.
Group results
The winners of each group were exempted until the quarter-finals stage while the rest of the teams competed in the round of 16 for a place in the final eight.| Group | Winners | Runners-up | Third place |
| A | |||
| B | |||
| C | |||
| D |