| 2001 If Stockholm Open | |
|---|---|
| Date | 22–28 October |
| Edition | 33rd |
| Category | International Series |
| Draw | 32S / 16D |
| Prize money | $775,000 |
| Location | Stockholm, Sweden |
| Venue | Kungliga tennishallen[1] |
| Champions | |
| Singles | |
 Sjeng Schalken[2] | |
| Doubles | |
 Donald Johnson / Jared Palmer[3] | |
The 2001 If Stockholm Open was a men's tennis tournament played on indoor hard courts at the Kungliga tennishallen in Stockholm, Sweden and was part of the International Series of the 2001 ATP Tour. It was the 33rd edition of the tournament and ran from 22 October through 28 October 2001. Sixth-seeded Sjeng Schalken won the singles title.
