Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.
| Season | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1983 Atp tourBrazil | 2 | 1 | – | – | 2 | 2 | 21 | 18 | 0 | – | – | – |
| 1982 Atp tourBrazil | 6 | 1 | – | – | 4 | 10 | 53 | 81 | 2 | – | – | – |
| 1981 Atp tourBrazil | 2 | 0 | – | – | 0 | 4 | 13 | 24 | 0 | – | – | – |
| 1980 Atp tourBrazil | 16 | 7 | – | – | 19 | 22 | 182 | 192 | 5 | 3 | – | – |
| 1979 Atp tourBrazil | 11 | 4 | – | – | 11 | 15 | 108 | 130 | 1 | – | – | – |
| 1977 Atp tourBrazil | 8 | 1 | – | – | 8 | 17 | 99 | 132 | 2 | 2 | – | – |
| 1976 Atp tourBrazil | 24 | 15 | – | 2 | 34 | 24 | 297 | 269 | 6 | – | – | – |
| 1975 Atp tourBrazil | 40 | 20 | – | – | 49 | 50 | 474 | 465 | 9 | 2 | – | – |
| 1974 Atp tourBrazil | 34 | 22 | – | – | 55 | 35 | 458 | 417 | 8 | 9 | – | – |
| 1973 Atp tourBrazil | 3 | 1 | – | – | 3 | 5 | 32 | 38 | 0 | 1 | – | – |
| 1972 Atp tourBrazil | 30 | 13 | – | – | 34 | 41 | 372 | 383 | 11 | 2 | – | – |
| 1971 Atp tourBrazil | 29 | 19 | 1 | 1 | 46 | 27 | 373 | 318 | 6 | 5 | – | – |
| 1970 Atp tourBrazil | 39 | 23 | – | 1 | 57 | 49 | 564 | 524 | 2 | 2 | – | 7 |
| 1969 Atp tourBrazil | 58 | 38 | 3 | 5 | 95 | 61 | 876 | 766 | 0 | 3 | – | 7 |
| 1968 Atp tourBrazil | 45 | 27 | 1 | 2 | 87 | 56 | 773 | 619 | 0 | 7 | 3 | 2 |
| Career15 seasons | 347 | 192 | 5 | 11 | 504 | 418 | 4,695 | 4,376 | 52 | 36 | 3 | 16 |
| Game | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Bahia: Round of 16 v Fernando RoeseL 0-2 21 Nov | 0 | – | – | 0 | 2 | 9 | 13 | 0 | – | – | – |
| Bahia: Round of 32 v Javier RestrepoW 2-0 21 Nov | 1 | – | – | 2 | 0 | 12 | 5 | 0 | – | – | – |
| Split | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WinsResult | 192 | 1.0 | 0.0 | 0.0 | 2.2 | 0.4 | 15.6 | 9.7 | 0.1 | 0.1 | 0.0 | 0.1 |
| LossesResult | 155 | 0.0 | – | 0.0 | 0.5 | 2.2 | 11.0 | 16.3 | 0.2 | 0.1 | 0.0 | 0.0 |
| Regular seasonStage · won 150 of 257 | 257 | 0.6 | – | – | 1.5 | 1.2 | 13.6 | 12.2 | 0.1 | 0.1 | 0.0 | 0.1 |
| FinalsStage · won 42 of 90 | 90 | 0.5 | 0.1 | 0.1 | 1.3 | 1.3 | 13.3 | 13.8 | 0.2 | 0.0 | – | – |
| Arthur AsheOpponent · won 3 of 8 | 8 | 0.4 | 0.1 | 0.1 | 1.1 | 1.3 | 12.5 | 13.5 | 0.0 | – | – | – |
| Clark GraebnerOpponent · won 3 of 8 | 8 | 0.4 | – | 0.1 | 1.4 | 1.6 | 14.9 | 16.5 | 0.0 | 0.1 | – | – |
| Cliff RicheyOpponent · won 3 of 6 | 6 | 0.5 | – | – | 1.3 | 1.0 | 12.2 | 11.3 | 0.0 | – | – | – |
| Ilie NastaseOpponent · won 0 of 6 | 6 | 0.0 | – | – | 0.2 | 2.2 | 6.5 | 13.2 | 0.0 | 0.2 | – | – |
| Manuel OrantesOpponent · won 1 of 6 | 6 | 0.2 | 0.2 | 0.2 | 1.0 | 2.0 | 11.8 | 15.8 | 0.2 | 0.2 | – | 0.2 |
| Jim OsborneOpponent · won 3 of 5 | 5 | 0.6 | – | – | 1.4 | 1.0 | 12.2 | 11.2 | 0.2 | 0.2 | – | – |
| Mark CoxOpponent · won 4 of 5 | 5 | 0.8 | 0.2 | 0.2 | 2.0 | 1.4 | 20.0 | 19.8 | 0.0 | – | – | 0.2 |
| Nicola SpearOpponent · won 4 of 5 | 5 | 0.8 | – | – | 1.8 | 0.6 | 14.8 | 10.2 | 0.2 | 0.2 | – | – |
| Patricio CornejoOpponent · won 5 of 5 | 5 | 1.0 | – | – | 2.6 | 0.6 | 18.0 | 13.0 | 0.4 | 0.2 | – | 0.4 |
| Stan SmithOpponent · won 0 of 5 | 5 | 0.0 | – | 0.4 | 0.0 | 2.2 | 9.2 | 15.0 | 0.2 | – | – | – |
| Charlie PasarellOpponent · won 1 of 4 | 4 | 0.3 | – | – | 0.8 | 1.5 | 14.5 | 16.5 | 0.0 | – | – | – |
| Jim McmanusOpponent · won 3 of 4 | 4 | 0.8 | – | – | 1.8 | 1.3 | 14.5 | 14.0 | 0.0 | 0.3 | – | – |
| Jimmy ConnorsOpponent · won 1 of 4 | 4 | 0.3 | – | – | 0.5 | 1.8 | 8.8 | 12.3 | 0.3 | – | – | – |
| Joaquin Loyo MayoOpponent · won 4 of 4 | 4 | 1.0 | – | – | 2.3 | 0.0 | 14.0 | 7.0 | 0.0 | – | – | 0.3 |
| Ross CaseOpponent · won 4 of 4 | 4 | 1.0 | – | – | 2.0 | 0.0 | 12.5 | 7.0 | 0.3 | – | – | – |
| Zeljko FranulovicOpponent · won 1 of 4 | 4 | 0.3 | – | – | 0.8 | 1.5 | 9.8 | 12.5 | 0.3 | – | – | – |
| Allan StoneOpponent · won 2 of 3 | 3 | 0.7 | – | – | 1.7 | 1.0 | 13.3 | 11.0 | 0.0 | – | – | – |
| Bjorn BorgOpponent · won 1 of 3 | 3 | 0.3 | – | – | 1.0 | 1.3 | 11.7 | 11.3 | 0.3 | – | – | – |
| Bob CarmichaelOpponent · won 3 of 3 | 3 | 1.0 | – | – | 2.0 | 1.0 | 16.7 | 13.0 | 0.0 | – | – | – |
| Chris LewisOpponent · won 1 of 3 | 3 | 0.3 | – | – | 1.0 | 1.3 | 10.0 | 11.0 | 0.0 | – | – | – |
| Erik Van DillenOpponent · won 2 of 3 | 3 | 0.7 | – | – | 1.3 | 1.0 | 11.3 | 12.0 | 0.3 | – | – | – |
| Frew McmillanOpponent · won 2 of 3 | 3 | 0.7 | – | 0.3 | 1.7 | 1.0 | 15.0 | 13.7 | 0.0 | – | – | – |
| Geoff MastersOpponent · won 0 of 3 | 3 | 0.0 | – | – | 0.7 | 2.3 | 9.7 | 17.0 | 0.0 | – | – | – |
| Georges GovenOpponent · won 1 of 3 | 3 | 0.3 | – | – | 1.3 | 1.7 | 16.3 | 16.0 | 0.7 | 0.3 | – | – |
| Gerald BattrickOpponent · won 2 of 3 | 3 | 0.7 | – | – | 1.7 | 1.3 | 18.0 | 18.0 | 0.3 | – | – | – |
| Guillermo VilasOpponent · won 0 of 3 | 3 | 0.0 | – | – | 0.0 | 2.3 | 4.7 | 14.0 | 0.0 | 0.3 | – | – |
| Haroon RahimOpponent · won 2 of 3 | 3 | 0.7 | – | – | 1.7 | 1.0 | 14.3 | 12.7 | 0.7 | – | – | – |
| Ion TiriacOpponent · won 0 of 3 | 3 | 0.0 | – | – | 1.0 | 2.3 | 13.7 | 19.7 | 0.3 | – | – | – |
| Jaime FillolOpponent · won 1 of 3 | 3 | 0.3 | – | – | 1.0 | 1.3 | 9.3 | 10.3 | 0.0 | – | – | – |
| Jan KodesOpponent · won 1 of 3 | 3 | 0.3 | – | – | 1.3 | 2.0 | 15.7 | 18.7 | 0.0 | – | – | 0.3 |
| Julian GanzabalOpponent · won 3 of 3 | 3 | 1.0 | – | – | 2.0 | 0.3 | 14.3 | 8.7 | 0.3 | – | – | – |
| Manuel SantanaOpponent · won 2 of 3 | 3 | 0.7 | 0.3 | 0.3 | 1.3 | 1.0 | 11.7 | 13.3 | 0.0 | – | – | 0.3 |
| Marty RiessenOpponent · won 0 of 3 | 3 | 0.0 | – | 0.3 | 0.3 | 2.7 | 12.7 | 18.7 | 0.3 | 0.3 | – | – |
| Mike EstepOpponent · won 0 of 3 | 3 | 0.0 | – | 0.3 | 1.0 | 2.3 | 15.0 | 17.7 | 0.3 | – | – | – |
| Milan HolecekOpponent · won 3 of 3 | 3 | 1.0 | 0.3 | 0.3 | 2.0 | 0.3 | 14.0 | 9.0 | 0.3 | – | – | – |
| Raymond MooreOpponent · won 2 of 3 | 3 | 0.7 | – | – | 1.7 | 0.7 | 13.7 | 11.7 | 0.0 | – | – | – |
| Rod LaverOpponent · won 0 of 3 | 3 | 0.0 | – | – | 1.0 | 2.7 | 14.7 | 21.0 | 0.0 | 0.3 | – | – |
| Tom EdlefsenOpponent · won 3 of 3 | 3 | 1.0 | – | – | 2.0 | 0.3 | 14.0 | 9.0 | 0.0 | – | – | – |
| Victor PecciOpponent · won 2 of 3 | 3 | 0.7 | – | – | 1.7 | 1.7 | 15.7 | 16.3 | 0.0 | 0.3 | – | – |
| Andres GimenoOpponent · won 1 of 2 | 2 | 0.5 | – | – | 2.0 | 1.0 | 15.5 | 14.5 | 0.5 | 0.5 | – | – |
| Andrew PattisonOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.5 | 12.5 | 16.5 | 0.0 | 0.5 | – | – |
| Armando CornejoOpponent · won 2 of 2 | 2 | 1.0 | – | – | 3.0 | 0.0 | 18.5 | 7.5 | 0.0 | 1.0 | – | – |
| Barry Phillips MooreOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.5 | 13.5 | 18.5 | 0.0 | – | 0.5 | – |
| Bernard MittonOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.0 | 1.0 | 6.5 | 8.5 | 0.0 | – | – | – |
| Bob GiltinanOpponent · won 2 of 2 | 2 | 1.0 | – | – | 2.5 | 0.0 | 15.0 | 3.0 | 0.0 | – | 0.5 | – |
| Bob HewittOpponent · won 1 of 2 | 2 | 0.5 | – | – | 2.0 | 2.0 | 24.5 | 22.5 | 0.0 | 0.5 | – | – |
| Dick DellOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.0 | 1.0 | 10.5 | 8.0 | 0.0 | – | – | – |
| Dick StocktonOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.5 | 1.5 | 18.0 | 18.5 | 0.0 | 0.5 | – | – |
| Francois JauffretOpponent · won 2 of 2 | 2 | 1.0 | – | – | 2.0 | 0.0 | 16.5 | 7.5 | 0.0 | 0.5 | – | – |
| Fred StolleOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.5 | 2.0 | 14.5 | 16.0 | 0.0 | 0.5 | – | – |
| Graham StilwellOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.5 | 14.0 | 16.5 | 0.0 | – | – | 0.5 |
| Jairo VelascoOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.5 | 1.5 | 14.0 | 14.5 | 0.0 | – | – | 0.5 |
| Jeff BorowiakOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.0 | 8.5 | 13.5 | 0.0 | – | – | – |
| John NewcombeOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.0 | 11.0 | 13.0 | 0.0 | – | – | – |
| Jose HiguerasOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.0 | 9.0 | 14.5 | 0.0 | – | – | – |
| Ken RosewallOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.5 | 2.5 | 12.5 | 18.0 | 0.0 | 0.5 | – | – |
Wins-losses for Koch. Tap a rival for the full head to head.
Stats from official league and public sports feeds. Updated hourly. Tennis history by Jeff Sackmann / Tennis Abstract (CC BY-NC-SA 4.0).