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.
|2001 If Stockholm Open|
|Draw||32S / 16D|
|Donald Johnson / Jared Palmer|
- It was Schalken's 1st singles title of the year and the 6th of his career.
- It was Johnson's 7th title of the year and the 21st of his career. It was Palmer's 6th title of the year and the 23rd of his career.
- "Stockholm: where tennis royalty has found regular success". 19 October 2020.
- "2001 Stockholm – Singles draw". Association of Tennis Professionals (ATP).
- "2001 Stockholm – Doubles draw". Association of Tennis Professionals (ATP).