title: 1991 Thriftway ATP Championships – Singles
text: # 1991 Thriftway ATP Championships – Singles
  
  Guy Forget defeated Pete Sampras in the final, 2–6, $7–6^{(7–4)},$ 6–4 to win the singles tennis title at the 1991 Cincinnati Masters.
  
  Stefan Edberg was the defending champion, but lost to Sampras in the quarterfinals.
  
  ## Seeds
  
  The top eight seeds received a bye to the second round.
  
  * Boris Becker (semifinals)
  * Stefan Edberg (quarterfinals)
  * Ivan Lendl (third round)
  * Jim Courier (semifinals)
  * Andre Agassi (third round)
  * Guy Forget (champion)
  * Pete Sampras (final)
  * David Wheaton (third round)
  * Emilio Sánchez (first round)
  * Andrei Cherkasov (quarterfinals)
  * Jakob Hlasek (second round)
  * Brad Gilbert (quarterfinals)
  * Michael Chang (third round)
  * Derrick Rostagno (quarterfinals)
  * Richey Reneberg (first round)
  * Jonas Svensson (first round)
  
  ## Draw
  
  ### Key
  
  * Q = Qualifier
  * WC = Wild card
  * LL = Lucky loser
  * Alt = Alternate
  * SE = Special exempt
  * PR = Protected ranking
  * ITF = ITF entry
  * JE = Junior exempt
  * w/o = Walkover
  * r = Retired
  * d = Defaulted
  * SR = Special ranking
  
  ### Finals
  
  | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1/WC | Boris Becker | $7^9$ | 6 | | | | | | | | | | |
  | 10 | Andrei Cherkasov | $6^7$ | 3 | | | | | | | | | | |
  | 10 | Andrei Cherkasov | $6^7$ | 3 | 1/WC | Boris Becker | $6^1$ | 6 | 3 | | | | | |
  | | | | | 6 | Guy Forget | $7^7$ | 4 | 6 | | | | | |
  | 14 | Derrick Rostagno | $6^6$ | 4 | 6 | Guy Forget | $7^7$ | 4 | 6 | | | | | |
  | 6 | Guy Forget | $7^8$ | 6 | | | | | | | | | | |
  | 6 | Guy Forget | $7^8$ | 6 | | | | | | 6 | Guy Forget | 2 | $7^7$ | 6 |
  | | | | | | | | | | 7 | Pete Sampras | 6 | $6^4$ | 4 |
  | 12 | Brad Gilbert | 3 | 3 | | | | | | | | | | | 7 | Pete Sampras | 6 | $6^4$ | 4 |
  | 4 | Jim Courier | 6 | 6 | | | | | | | | | | |
  | 4 | Jim Courier | 6 | 6 | 4 | Jim Courier | 2 | 5 | | | | | | |
  | | | | | 7 | Pete Sampras | 6 | 7 | | | | | | |
  | 7 | Pete Sampras | 6 | 6 | 7 | Pete Sampras | 6 | 7 | | | | | | |
  | 2 | Stefan Edberg | 3 | 3 | | | | | | | | | | |
  
  ### Top half
  
  **Section 1**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 1/WC | B Becker | 6 | 6 | | | | | | | | |
  | | J-P Fleurian | 7 | 4 | 6 | | J-P Fleurian | 3 | 3 | | | | | | | | |
  | | J Grabb | 5 | 6 | 3 | | | | | 1/WC | B Becker | 6 | 6 | | | | |
  | | R Fromberg | 3 | 4 | | | | | | | M Washington | 4 | 4 | | | | |
  | | M Washington | 6 | 6 | | | M Washington | 6 | 6 | | | | | | | | |
  | | A Krickstein | $7^7$ | 3 | $7^7$ | | A Krickstein | 1 | 4 | | | | | | | | |
  | 15 | R Reneberg | $6^5$ | 6 | $6^4$ | | | | | | | | | 1/WC | B Becker | $7^9$ | 6 |
  | 10 | A Cherkasov | $7^7$ | 6 | | | | | | | | | | 10 | A Cherkasov | $6^7$ | 3 |
  | | T Woodbridge | $6^4$ | 1 | | 10 | A Cherkasov | 6 | 6 | | | | | | | | |
  | | P Lundgren | $7^8$ | 4 | 6 | | P Lundgren | 4 | 2 | | | | | | | | |
  | | A Chesnokov | $6^6$ | 6 | 3 | | | | | 10 | A Cherkasov | 6 | 6 | | | | |
  | WC | A Gómez | 5 | 6 | $7^7$ | | | | | 8 | D Wheaton | 3 | 2 | | | | |
  | | S Pescosolido | 7 | 4 | $6^0$ | WC | A Gómez | 5 | 2 | | | | | | | | |
  | | | | | | 8 | D Wheaton | 7 | 6 | | | | | | | | |
  
  **Section 2**
  
  | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | 3/WC | I Lendl | 6 | 6 | | | | | | | | | | |
  | | P McEnroe | 6 | 7 | | P McEnroe | 1 | 3 | | | | | | | | | | |
  | | K Curren | 3 | 5 | | | | | | 3/WC | I Lendl | $6^5$ | 6 | 3 | | | | |
  | | C Caratti | 2 | $6^2$ | | | | | | 14 | D Rostagno | $7^7$ | 3 | 6 | | | | |
  | Q | C Garner | 6 | $7^7$ | Q | C Garner | 6 | 3 | 4 | | | | | | | | | |
  | | G Bloom | 2 | 3 | 14 | D Rostagno | 4 | 6 | 6 | | | | | | | | | |
  | 14 | D Rostagno | 6 | 6 | | | | | | | | | | | 14 | D Rostagno | $6^6$ | 4 |
  | 11 | J Hlasek | 6 | 6 | | | | | | | | | | | 6 | G Forget | $7^8$ | 6 |
  | | J Arias | 1 | 1 | 11 | J Hlasek | 4 | 5 | | | | | | | | | | |
  | Q | G Pozzi | 6 | 6 | Q | G Pozzi | 6 | 7 | | | | | | | | | | |
  | | T Witsken | 4 | 2 | | | | | | Q | G Pozzi | 4 | 4 | | | | | |
  | Q | M Ondruska | 6 | 6 | | | | | | 6 | G Forget | 6 | 6 | | | | | |
  | | M Woodforde | 3 | 3 | Q | M Ondruska | 2 | 2 | | | | | | | | | | |
  | | | | | 6 | G Forget | 6 | 6 | | | | | | | | | | |
  
  ### Bottom half
  
  **Section 3**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 5 | A Agassi | 7 | 2 | 6 | | | | | | | | | |
  | | P Korda | 6 | 6 | | | P Korda | 5 | 6 | 2 | | | | | | | | | |
  | | G Connell | 3 | 1 | | | | | | | 5 | A Agassi | $6^7$ | $7^8$ | 4 | | | | |
  | Q | F Roese | 3 | 1 | | | | | | | 12 | B Gilbert | $7^9$ | $6^6$ | 6 | | | | |
  | | J Yzaga | 6 | 6 | | | J Yzaga | 2 | 5 | | | | | | | | | | |
  | | B Pearce | 5 | 3 | | 12 | B Gilbert | 6 | 7 | | | | | | | | | | |
  | 12 | B Gilbert | 7 | 6 | | | | | | | | | | | | 12 | B Gilbert | 3 | 3 |
  | 13 | M Chang | 4 | 6 | 6 | | | | | | | | | | | 4 | J Courier | 6 | 6 |
  | | R Gilbert | 6 | 2 | 1 | 13 | M Chang | 6 | 6 | | | | | | | | | | |
  | Q | D Visser | 6 | 3 | $7^7$ | Q | D Visser | 1 | 3 | | | | | | | | | | |
  | | R Agénor | 4 | 6 | $6^2$ | | | | | | 13 | M Chang | 5 | 2 | | | | | |
  | | D Pate | 3 | 5 | | | | | | | 4 | J Courier | 7 | 6 | | | | | |
  | | M Pernfors | 6 | 7 | | | M Pernfors | 3 | 1 | | | | | | | | | | |
  | | | | | | 4 | J Courier | 6 | 6 | | | | | | | | | | |
  
  **Section 4**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 7 | P Sampras | $7^7$ | 6 | | | | | | | | | |
  | | G Muller | $7^7$ | 4 | $6^4$ | | W Masur | $6^3$ | 4 | | | | | | | | | |
  | | W Masur | $6^3$ | 6 | $7^7$ | | | | | | 7 | P Sampras | 6 | 6 | | | | |
  | | W Ferreira | 6 | 6 | | | | | | | | W Ferreira | 1 | 4 | | | | |
  | | R Krishnan | 1 | 3 | | | W Ferreira | 6 | 3 | 6 | | | | | | | | |
  | | J Stoltenberg | 6 | 6 | | | J Stoltenberg | 2 | 6 | 3 | | | | | | | | |
  | 9 | E Sánchez | 3 | 4 | | | | | | | | | | | 7 | P Sampras | 6 | 6 |
  | 16 | J Svensson | $7^7$ | 5 | 4 | | | | | | | | | | 2 | S Edberg | 3 | 3 |
  | | A Järryd | $6^2$ | 7 | 6 | | A Järryd | 4 | 1 | | | | | | | | | |
  | | A Mansdorf | 6 | 6 | | | A Mansdorf | 6 | 6 | | | | | | | | | |
  | | S Davis | 4 | 4 | | | | | | | | A Mansdorf | 1 | 2 | | | | |
  | Q | G Stafford | 6 | 6 | | | | | | | 2 | S Edberg | 6 | 6 | | | | |
  | Q | S DeVries | 4 | 3 | | Q | G Stafford | 2 | 0 | | | | | | | | | |
  | | | | | | 2 | S Edberg | 6 | 6 | | | | | | | | | |
  