2021 St. Petersburg Open – Singles

Andrey Rublev was the defending champion,[1] but lost in the quarterfinals to Botic van de Zandschulp.

Singles
2021 St. Petersburg Open
Final
ChampionCroatia Marin Čilić
Runner-upUnited States Taylor Fritz
Score7–6(7–3), 4–6, 6–4
Details
Draw28 (4 Q / 3 WC )
Seeds8
Events
Singles Doubles
← 2020 · St. Petersburg Open · 2022 →

Marin Čilić won the title, defeating Taylor Fritz in the final, 7–6(7–3), 4–6, 6–4.

Seeds

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

  1.   Andrey Rublev (quarterfinals)
  2.   Denis Shapovalov (quarterfinals)
  3.   Roberto Bautista Agut (quarterfinals)
  4.   Aslan Karatsev (second round)
  5.   Taylor Fritz (final)
  6.   Karen Khachanov (second round)
  7.   Alexander Bublik (second round)
  8.   Sebastian Korda (second round)

Draw

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Finals

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Semifinals Final
          
Q   Botic van de Zandschulp 3 3
  Marin Čilić 6 6
    Marin Čilić 77 4 6
5   Taylor Fritz 63 6 4
5   Taylor Fritz 5 6 6
  Jan-Lennard Struff 7 1 3

Top half

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First round Second round Quarterfinals Semifinals
1   A Rublev 6 6
  L Đere 3 2   I Ivashka 4 4
  I Ivashka 6 6 1   A Rublev 3 4
Q   B van de Zandschulp 6 6 Q   B van de Zandschulp 6 6
Q   Y Nishioka 2 2 Q   B van de Zandschulp 6 7
WC   N Serdarušić 62 5 8   S Korda 2 5
8   S Korda 77 7 Q   B van de Zandschulp 3 3
  M Čilić 6 6
3   R Bautista Agut 6 6
Q   E Gerasimov 5 4   M McDonald 3 2
  M McDonald 7 6 3   R Bautista Agut 4 6 3
  M Čilić 6 6   M Čilić 6 3 6
  A Ramos Viñolas 2 3   M Čilić 6 61 6
  A Mannarino 3 3 6   K Khachanov 4 77 4
6   K Khachanov 6 6

Bottom half

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First round Second round Quarterfinals Semifinals
5   T Fritz 6 6
Q   E Ruusuvuori 1 4 5   T Fritz 77 6
  P Martínez 3 2   T Paul 63 4
  T Paul 6 6 5   T Fritz 6 6
  J Millman 6 6   J Millman 4 2
WC   Y Oliel 1 1   J Millman 6 6
4   A Karatsev 3 2
5   T Fritz 5 6 6
7   A Bublik 6 6   J-L Struff 7 1 3
WC   E Tiurnev 3 4 7   A Bublik 4 3
  J-L Struff 77 6   J-L Struff 6 6
  J Duckworth 63 3   J-L Struff 6 6
  F Delbonis 2 61 2   D Shapovalov 4 3
PR   P Andújar 6 77 PR   P Andújar 6 3 0
2   D Shapovalov 2 6 6

Qualifying

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Seeds

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  1.   Botic van de Zandschulp (qualified)
  2.   Benjamin Bonzi (first round)
  3.   Federico Coria (first round)
  4.   Miomir Kecmanović (qualifying competition)
  5.   Emil Ruusuvuori (qualified)
  6.   Yoshihito Nishioka (qualified)
  7.   Mikael Ymer (first round)
  8.   Egor Gerasimov (qualified)

Qualifiers

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Qualifying draw

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First qualifier

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First round Qualifying competition
          
1   Botic van de Zandschulp 6
Alt   Marc Polmans 6r
1   Botic van de Zandschulp 5 6 6
Alt   Evgeny Donskoy 7 3 2
Alt   Evgeny Donskoy 6 7
7   Mikael Ymer 2 5

Second qualifier

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First round Qualifying competition
          
2   Benjamin Bonzi 6 64 2
WC   Dmitry Popko 4 77 6
WC   Dmitry Popko 62 4
5   Emil Ruusuvuori 77 6
PR   Gilles Simon 0 3
5   Emil Ruusuvuori 6 6

Third qualifier

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First round Qualifying competition
          
3   Federico Coria 3 4
  Radu Albot 6 6
  Radu Albot 62 4
8   Egor Gerasimov 77 6
  Damir Džumhur 1 66
8   Egor Gerasimov 6 78

Fourth qualifier

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First round Qualifying competition
          
4   Miomir Kecmanović 2 6 6
WC   Evgeny Karlovskiy 6 4 1
4   Miomir Kecmanović 3 6 2
6   Yoshihito Nishioka 6 4 6
Alt   Roman Safiullin 5 2
6   Yoshihito Nishioka 7 6

References

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  1. ^ "Rublev Reigns In Russia". ATP Tour. 18 October 2020.