2013 St. Petersburg Open

The 2013 St. Petersburg Open was a tennis tournament played on indoor hard courts. It was the 19th edition of the St. Petersburg Open, and part of the ATP World Tour 250 Series of the 2013 ATP World Tour. It took place at the Petersburg Sports and Concert Complex in Saint Petersburg, Russia, from September 16 through 22, 2013.

Seeds

 * 1 Rankings are as of September 9, 2013

Other entrants
The following players received wildcards into the singles main draw:
 * 🇷🇺 Mikhail Elgin
 * 🇷🇺 Aslan Karatsev
 * 🇷🇺 Karen Khachanov

The following players received entry from the qualifying draw:
 * 🇷🇺 Mikhail Biryukov
 * 🇦🇺 Samuel Groth
 * 🇬🇧 Dominic Inglot
 * 🇷🇺 Konstantin Kravchuk

Withdrawals

 * Before the tournament
 * 🇷🇺 Alex Bogomolov Jr.
 * 🇸🇰 Martin Kližan

Retirements

 * 🇮🇹 Fabio Fognini (right foot injury)

Seeds

 * Rankings are as of September 9, 2013

Other entrants
The following pairs received wildcards into the doubles main draw: The following pair received entry as alternates:
 * 🇷🇺 Victor Baluda / 🇷🇺 Konstantin Kravchuk
 * 🇷🇺 Mikhail Elgin / 🇷🇺 Alexander Kudryavtsev
 * 🇷🇺 Dmitri Marfinsky / 🇷🇺 Sergey Strelkov

Withdrawals

 * Before the tournament
 * 🇩🇪 Philipp Marx
 * During the tournament
 * 🇷🇸 Janko Tipsarević (right wrist injury)

Singles

 * Ernests Gulbis defeated 🇪🇸 Guillermo García López, 3–6, 6–4, 6–0.

Doubles

 * 🇪🇸 David Marrero / 🇪🇸 Fernando Verdasco defeated 🇬🇧 Dominic Inglot / 🇺🇿 Denis Istomin, 7–6(8–6), 6–3.