Longest badminton rally in competition

- Who
- Anastasia Russkikh, Petya Nedelcheva, Mami Naito, Shizuka Matsuo
- Where
- Switzerland
- When
- 18 March 2010
The longest badminton rally in a competitive match is 154 strokes during the third set by Petya Nedelcheva (Bulgaria) and Anastasia Russkikh (Russia) versus Shizuka Matsuo and Mami Naito (both Japan) in the second round of the 2010 Swiss Open in Basel, Switzerland, on 18 March 2010.
The rally took place in the third and final set with the score locked at 19–19. Petya Nedelcheva (Bulgaria) and Anastasia Russkikh (Russia) won the point and went onto win the match, the final result being 23–21, 17–21, 21–19.