Singles
Seeds
Russia Daniil Medvedev
Canada Denis Shapovalov
Russia Andrey Rublev
Russia Karen Khachanov
Switzerland Stan Wawrinka
Canada Milos Raonic
Croatia Borna Ćorić
United States Taylor Fritz (First round)
Doubles
Seeds
United Kingdom Jamie Murray / United Kingdom Neal Skupski (First round)
Austria Jürgen Melzer / France Édouard Roger-Vasselin
Belgium Sander Gillé / Belgium Joran Vliegen (First round)
Australia Max Purcell / Australia Luke Saville (First round)
2019 St. Petersburg Open Draw
Champions
Singles
Russia Daniil Medvedev def. Croatia Borna Ćorić, 6–3, 6–1
Doubles
India Divij Sharan / Slovakia Igor Zelenay def. Italy Matteo Berrettini / Italy Simone Bolelli, 6–3, 3–6, [10–8]
2018 St. Petersburg Open Tennis Draws
Champions
Singles
Austria Dominic Thiem def. Slovakia Martin Kližan, 6–3, 6–1
Doubles
Italy Matteo Berrettini / Italy Fabio Fognini def. Czech Republic Roman Jebavý / Netherlands Matwé Middelkoop, 7–6(8–6), 7–6(7–4)
2017 St. Petersburg Open Draws
Champions
Singles
Bosnia and Herzegovina Damir Džumhur def. Italy Fabio Fognini, 3–6, 6–4, 6–2
Doubles
Czech Republic Roman Jebavý / Netherlands Matwé Middelkoop def. Chile Julio Peralta / Argentina Horacio Zeballos, 6–4, 6–4.