The 2017 St. Petersburg Ladies' Trophy – Singles season began with Roberta Vinci (defending champion from the previous year) losing out in the quarterfinals to unseeded Kristina Mladenovic. Mladenovic went on to win the season and achieve her first WTA singles title, defeating

Yulia Putintseva Yulia Antonovna Putintseva ( rus, Ю́лия Анто́новна Пути́нцева; , ''puh-TEEN-tseh-vah''; born 7 January 1995) is a Russian-born Kazakhstani professional tennis player. She is a three-time Grand Slam quarterfinalist (twic ...

in the final, 6–2, 6–7^(3–7), 6–4.

Seeds

The top four seeds received a bye into the second round.

Draw

Finals

Top half

Bottom half

Qualifying

Seeds

Qualifiers

Lucky losers

# Donna Vekić

Draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

References

Main draw

Qualifying draw
{{DEFAULTSORT:2017 St. Petersburg Ladies' Trophy - Women's Singles St. Petersburg Ladies' Trophy - Women's Singles St. Petersburg Ladies' Trophy