St. Petersburg Open
Location: Sibur Arena
St. Petersburg, Russia
Surface: Hard
Purse: $1,000,000
Date: September 18 - September 24

Finals
Damir Dzumhur def. Fabio Fognini (3) 3-6, 6-4, 6-2
 
Semi Finals
Fabio Fognini (3) def. Roberto Bautista Agut (1) 2-6, 7-6 (9-7), 7-6 (7-5)
Damir Dzumhur def. Jan-Lennard Struff (8) 6-3, 7-5
 
Quarter Finals
Fabio Fognini (3) def. Ricardas Berankis 6-3, 6-0
Jan-Lennard Struff (8) def. Jo-Wilfried Tsonga (2) 3-6, 6-3, 6-2
Roberto Bautista Agut (1) def. Viktor Troicki (7) 6-1, 6-2
Damir Dzumhur def. Liam Broady 6-3, 2-6, 6-4
 
Second Round
Jo-Wilfried Tsonga (2) def. Joao Sousa 7-6 (7-1), 3-6, 6-2
Fabio Fognini (3) def. Mikhail Youzhny 6-4, 4-6, 6-4
Ricardas Berankis def. Philipp Kohlschreiber (5) , Retired
Jan-Lennard Struff (8) def. Thomas Fabbiano 6-1, 6-4
Roberto Bautista Agut (1) def. Rogerio Dutra Silva 6-4, 4-6, 6-0
Viktor Troicki (7) def. Guido Pella 7-6 (7-3), 4-6, 6-4
Liam Broady def. Adrian Mannarino (4) 2-6, 6-4, 6-0
Damir Dzumhur def. Marcos Baghdatis 6-4, 7-6 (7-4)
 
First Round
Joao Sousa def. Evgeny Donskoy 7-6 (7-2), 6-3
Thomas Fabbiano def. Daniil Medvedev 7-6 (7-4), 7-5
Rogerio Dutra Silva def. Radu Albot 2-6, 6-2, 6-2
Jan-Lennard Struff (8) def. Borna Coric 3-6, 6-2, 6-4
Guido Pella def. Dusan Lajovic 7-6 (7-4), 6-3
Rogerio Dutra Silva vs. Jiri Vesely
Viktor Troicki (7) def. Andrey Kuznetsov 7-6 (8-6), 7-6 (7-2)
Mikhail Youzhny def. John-Patrick Smith 7-6 (8-6), 6-4
Liam Broady def. Ernests Gulbis 6-3, 6-0
Ricardas Berankis def. Daniel Masur 3-6, 6-3, 6-2
Philipp Kohlschreiber (5) def. Evgeny Tyurnev 6-1, 6-3
Damir Dzumhur def. Paolo Lorenzi (6) 7-5, 7-5
Marcos Baghdatis def. Horacio Zeballos 7-5, 6-4