| Garry Kasparov vs Y. Gonzalez Larranaga | 1-0 | 36 | 1991 | Galicia simul | C54 | Clemenz (Mead's, Basman's or de Klerk's... |  Browse |
| Garry Kasparov vs Victor Miguel Lago | 1-0 | 36 | 1991 | Galicia simul | E94 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Roberto Cifuentes Parada vs Michael Adams | ½-½ | 41 | 1991 | Buenos Aires Najdorf | C41 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Michael Adams vs Eckhard Schmittdiel | ½-½ | 64 | 1991 | Oostende op | B33 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Alexander Khalifman vs Michael Adams | ½-½ | 17 | 1991 | Hoogovens | C41 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Alexey Dreev vs Vladimir Akopian | ½-½ | 27 | 1991 | Groningen | D36 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Vladimir Akopian vs Jean-Marc Degraeve | ½-½ | 41 | 1991 | Wch U20 | E64 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Sergio Rocha vs Vladimir Akopian | 0-1 | 38 | 1991 | Wch U20 | A00 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Sergey Ionov vs Vladimir Akopian | ½-½ | 32 | 1991 | URS-ch58 | E69 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Yuri Zaderman vs Lev Alburt | 0-1 | 34 | 1991 | New York op | B02 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Zoltan Almasi vs Nikola Stajcic | 0-1 | 48 | 1991 | Schneider mem op | C16 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Zoltan Almasi vs Ervin Mozes | 0-1 | 55 | 1991 | Schneider mem op | B04 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Zoltan Almasi vs Oliver Lehner | ½-½ | 56 | 1991 | Wch U16 | C89 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Patrik Lyrberg vs Zoltan Almasi | ½-½ | 18 | 1991 | Wch U16 | C54 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Viswanathan Anand vs Anatoly Karpov | ½-½ | 76 | 1991 | Candidats qf4 | B10 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Anatoly Karpov vs Viswanathan Anand | ½-½ | 77 | 1991 | Candidats qf4 | D46 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Anatoly Karpov vs Viswanathan Anand | 1-0 | 32 | 1991 | Candidats qf4 | D46 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Viswanathan Anand vs Eric Lobron | 1-0 | 42 | 1991 | Munich | B06 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Jon Speelman vs Ulf Andersson | ½-½ | 29 | 1991 | EUCup Volmac-Lyon | D36 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Wilfredo Sariego vs Julio Becerra Rivero | 0-1 | 31 | 1991 | CUB-ch | B22 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Serik Temirbaev vs Alexander Beliavsky | 0-1 | 37 | 1991 | URS-chT | A87 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Vlastimil Hort vs Alexander Beliavsky | ½-½ | 25 | 1991 | Munich | D36 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Alexander Beliavsky vs Boris Gelfand | ½-½ | 41 | 1991 | Paris Immopar blitz | E94 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| R. Ketcham vs Joel Benjamin | 0-1 | 42 | 1991 | National op | A43 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Joel Benjamin vs Lubomir Ftacnik | 0-1 | 41 | 1991 | San Francisco | D03 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Sergey Kudrin vs Arthur Bisguier | 1-0 | 30 | 1991 | National op | C67 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Pavel Blatny vs Aleksander Wojtkiewicz | 0-1 | 51 | 1991 | Corfu op | D00 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| P. Gustavo vs Walter Browne | 0-1 | 30 | 1991 | Philadelphia World op | A63 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Xie Jun vs Maia Chiburdanidze | 0-1 | 43 | 1991 | Wch (Women) | C75 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
| Larry Christiansen vs Ivan Hausner | ½-½ | 69 | 1991 | Bundesliga 9091 | A41 | Clemenz (Mead's, Basman's or de Klerk's... | Browse |
