2016 St. Petersburg Open

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2016 St. Petersburg Open
Date	19–25 September
Edition	21st
Category	ATP World Tour 250 Series
Surface	Hard / indoor
Location	St. Petersburg, Russia
Venue	Sibur Arena
Champions
Singles
Alexander Zverev
Doubles
Dominic Inglot / Henri Kontinen
← 2015 · St. Petersburg Open · 2017 →

The 2016 St. Petersburg Open was a tennis tournament played on indoor hard courts. It was the 21st edition of the St. Petersburg Open, and part of the ATP World Tour 250 Series of the 2016 ATP World Tour. It took place at the Sibur Arena in Saint Petersburg, Russia, from 19 September through 25 September 2016. Fifth-seeded Alexander Zverev won the singles title.