Tournaments
| Year | Tour | Tournament | Surface | Level | Dates | Matches | Champion |
|---|---|---|---|---|---|---|---|
| 1991 | ATP | Rome Masters | Clay | Masters 1000 | 1991-05-13 | 63 | Emilio Sanchez |
| 1991 | ATP | Umag | Clay | ATP 500/250 | 1991-05-13 | 31 | Dimitri Poliakov |
| 1991 | ATP | Davis Cup G2 R1: MAS vs KSA | Hard | Davis Cup | 1991-05-10 | 4 | - |
| 1991 | ATP | Davis Cup G2 R1: ALG vs CIV | Clay | Davis Cup | 1991-05-08 | 4 | - |
| 1991 | ATP | Charlotte | Clay | ATP 500/250 | 1991-05-06 | 31 | Jaime Yzaga |
| 1991 | ATP | Hamburg Masters | Clay | Masters 1000 | 1991-05-06 | 55 | Karel Novacek |
| 1991 | WTA | Rome | Clay | WTA Tour | 1991-05-06 | 55 | Gabriela Sabatini |
| 1991 | ATP | Davis Cup G1 PO: HUN vs MAR | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 PO: ROU vs IRL | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: FIN vs DEN | Hard | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: IND vs KOR | Grass | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: PHI vs CHN | Hard | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: POL vs GBR | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: POR vs NED | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: SUI vs URS | Carpet | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: CYP vs GRE | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: LUX vs MON | Hard | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: MLT vs TUR | Hard | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: NOR vs BUL | Carpet | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 R1: BRN vs BAN | Hard | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 R1: EGY vs SEN | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 R1: SIN vs KUW | Hard | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup G2 R1: SRI vs SYR | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | ATP | Davis Cup WG QF: FRA vs AUS | Clay | Davis Cup | 1991-05-03 | 4 | - |
| 1991 | WTA | Taranto | Clay | WTA Tour | 1991-04-30 | 31 | Emanuela Zardo |
| 1991 | WTA | Hamburg | Clay | WTA Tour | 1991-04-29 | 55 | Steffi Graf |
| 1991 | ATP | Madrid | Clay | ATP 500/250 | 1991-04-29 | 31 | Jordi Arrese |
| 1991 | ATP | Munich | Clay | ATP 500/250 | 1991-04-29 | 31 | Magnus Gustafsson |
| 1991 | ATP | Tampa | Clay | ATP 500/250 | 1991-04-29 | 31 | Richey Reneberg |
| 1991 | WTA | Barcelona | Clay | WTA Tour | 1991-04-22 | 55 | Conchita Martinez |
| 1991 | WTA | Bol Island | Clay | WTA Tour | 1991-04-22 | 31 | Sandra Cecchini |
| 1991 | ATP | Monte Carlo Masters | Clay | Masters 1000 | 1991-04-22 | 55 | Sergi Bruguera |
| 1991 | ATP | Singapore | Hard | ATP 500/250 | 1991-04-22 | 31 | Jan Siemerink |
| 1991 | WTA | Houston | Clay | WTA Tour | 1991-04-15 | 27 | Monica Seles |
| 1991 | ATP | Nice | Clay | ATP 500/250 | 1991-04-15 | 31 | Martin Jaite |
| 1991 | WTA | Pattaya | Hard | WTA Tour | 1991-04-15 | 31 | Yayuk Basuki |
| 1991 | ATP | Seoul | Hard | ATP 500/250 | 1991-04-15 | 31 | Patrick Baur |
| 1991 | WTA | Amelia Island | Clay | WTA Tour | 1991-04-08 | 55 | Gabriela Sabatini |
| 1991 | ATP | Barcelona | Clay | ATP 500/250 | 1991-04-08 | 55 | Emilio Sanchez |
| 1991 | WTA | Tokyo Japan Open | Hard | WTA Tour | 1991-04-08 | 31 | Lori Mcneil |
| 1991 | ATP | Tokyo Outdoor | Hard | ATP 500/250 | 1991-04-08 | 55 | Stefan Edberg |
| 1991 | ATP | Davis Cup G2 QF: ECA vs COL | Hard | Davis Cup | 1991-04-05 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: ZIM vs KEN | Hard | Davis Cup | 1991-04-05 | 4 | - |
| 1991 | ATP | Estoril | Clay | ATP 500/250 | 1991-04-01 | 31 | Sergi Bruguera |
| 1991 | WTA | Hilton Head | Clay | WTA Tour | 1991-04-01 | 55 | Gabriela Sabatini |
| 1991 | ATP | Hong Kong | Hard | ATP 500/250 | 1991-04-01 | 31 | Richard Krajicek |
| 1991 | ATP | Orlando | Hard | ATP 500/250 | 1991-04-01 | 31 | Andre Agassi |
| 1991 | ATP | Davis Cup WG QF: GER vs ARG | Carpet | Davis Cup | 1991-03-30 | 4 | - |
| 1991 | ATP | Davis Cup G1 QF: IND vs INA | Grass | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G1 QF: JPN vs PHI | Carpet | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: BRA vs URU | Carpet | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G1 SF: CUB vs PAR | Hard | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: BAH vs BAR | Hard | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: CHI vs DOM | Clay | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: VEN vs ECU | Hard | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup G2 QF: ZAM vs NGR | Clay | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup WG QF: TCH vs YUG | Carpet | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup WG R1: FRA vs ISR | Clay | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | ATP | Davis Cup WG R1: MEX vs USA | Hard | Davis Cup | 1991-03-29 | 4 | - |
| 1991 | WTA | San Antonio | Hard | WTA Tour | 1991-03-25 | 31 | Steffi Graf |