2015 Stockholm Open

The 2015 Stockholm Open (also known as the 2015 If Stockholm Open for sponsorship reasons) was a professional men's tennis tournament played on indoor hard courts. It was the 47th edition of the tournament, and part of the ATP World Tour 250 series of the 2015 ATP World Tour. It took place at the Kungliga tennishallen in Stockholm, Sweden from 20 to 25 October 2015.

Seeds

 * 1 Rankings are as of October 12, 2015

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇿 Tomáš Berdych
 * 🇫🇮 Jarkko Nieminen
 * 🇸🇪 Mikael Ymer

The following players received entry from the qualifying draw:
 * 🇷🇸 Filip Krajinović
 * 🇩🇪 Maximilian Marterer
 * Ante Pavić
 * 🇩🇪 Mischa Zverev

The following player received entry as a lucky loser:
 * 🇪🇸 Nicolás Almagro

Withdrawals

 * Before the tournament
 * 🇪🇸 Daniel Muñoz de la Nava (gastroenteritis) →replaced by Nicolás Almagro

Retirements

 * 🇨🇾 Marcos Baghdatis (right groin injury)
 * 🇧🇪 Steve Darcis (left ankle injury)

Seeds

 * Rankings are as of October 12, 2015

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇸🇪 Johan Brunström / 🇫🇮 Jarkko Nieminen
 * 🇸🇪 Isak Arvidsson / 🇸🇪 Fred Simonsson

Withdrawals

 * During the tournament
 * 🇸🇪 Robert Lindstedt (infection)

Singles

 * 🇨🇿 Tomáš Berdych defeated 🇺🇸 Jack Sock, 7–6(7–1), 6–2

Doubles

 * 🇺🇸 Nicholas Monroe / 🇺🇸 Jack Sock defeated Mate Pavić / 🇳🇿 Michael Venus 7–5, 6–2