Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.
| Season | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1980 Atp tourSouth Africa | 23 | 7 | – | 21 | 35 | 253 | 292 | 12 | 3 | 1 |
| 1979 Atp tourSouth Africa | 3 | 1 | – | 2 | 5 | 32 | 38 | 1 | – | – |
| 1978 Atp tourSouth Africa | 22 | 10 | – | 21 | 27 | 214 | 236 | 4 | 1 | – |
| 1977 Atp tourSouth Africa | 48 | 21 | – | 52 | 69 | 531 | 596 | 11 | 7 | – |
| 1976 Atp tourSouth Africa | 47 | 23 | – | 56 | 60 | 529 | 538 | 11 | 4 | 1 |
| 1975 Atp tourSouth Africa | 16 | 6 | – | 18 | 24 | 189 | 205 | 5 | 2 | – |
| 1974 Atp tourSouth Africa | 28 | 15 | 1 | 34 | 29 | 304 | 294 | 7 | – | – |
| 1973 Atp tourSouth Africa | 12 | 6 | – | 14 | 17 | 164 | 173 | 2 | – | – |
| 1971 Atp tourSouth Africa | 15 | 5 | – | 19 | 27 | 209 | 238 | 5 | 3 | – |
| 1970 Atp tourSouth Africa | 22 | 11 | – | 26 | 27 | 264 | 275 | 0 | 3 | – |
| 1969 Atp tourSouth Africa | 3 | 0 | – | 2 | 8 | 37 | 59 | 0 | – | – |
| Career11 seasons | 239 | 105 | 1 | 265 | 328 | 2,726 | 2,944 | 58 | 23 | 2 |
| Game | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| US Open: Round of 128 v Ross CaseL 1-3 26 Aug | 0 | – | 1 | 3 | 15 | 23 | 0 | 1 | – |
| Atlanta: Round of 32 v Eddie DibbsL 1-2 18 Aug | 0 | – | 1 | 2 | 17 | 18 | 1 | – | – |
| Montreal / Toronto: Round of 64 v Stanislav BirnerL 1-2 11 Aug | 0 | – | 1 | 2 | 15 | 18 | 1 | – | – |
| Newport: Round of 32 v Tim GulliksonL 0-2 7 July | 0 | – | 0 | 2 | 6 | 12 | 0 | – | – |
| Wimbledon: Round of 128 v Cliff DrysdaleL 2-3 23 June | 0 | – | 2 | 3 | 24 | 25 | 1 | 1 | – |
| Surbiton: Round of 16 v Henry PfisterL 0-2 16 June | 0 | – | 0 | 2 | 7 | 12 | 0 | – | – |
| Surbiton: Round of 32 v David CarterW 2-0 16 June | 1 | – | 2 | 0 | 12 | 3 | 0 | – | – |
| London / Queen's Club: Round of 64 v Vitas GerulaitisL 0-2 9 June | 0 | – | 0 | 2 | 9 | 13 | 1 | – | – |
| Roland Garros: Round of 128 v Peter FlemingL 0-3 26 May | 0 | – | 0 | 3 | 8 | 18 | 0 | 1 | – |
| Munich: Round of 32 v Klaus EberhardL 0-2 20 May | 0 | – | 0 | 2 | 5 | 12 | 0 | – | – |
| Hamburg: Round of 64 v Fernando LunaL 1-2 12 May | 0 | – | 1 | 2 | 15 | 14 | 1 | – | – |
| Sao Paulo: Quarterfinal v Bernard MittonL 1-2 28 Apr | 0 | – | 1 | 2 | 15 | 16 | 1 | – | – |
| Sao Paulo: Round of 16 v Carlos GattikerW 2-0 28 Apr | 1 | – | 2 | 0 | 12 | 3 | 0 | – | – |
| Sao Paulo: Round of 32 v Noel FreitasW 2-0 28 Apr | 1 | – | 2 | 0 | 12 | 4 | 0 | – | – |
| Johannesburg: Round of 32 v Patrice DominguezL 0-2 8 Apr | 0 | – | 0 | 2 | 6 | 13 | 1 | – | – |
| Johannesburg: Round of 32 v Patrice DominguezL 0-2 8 Apr | 0 | – | 0 | 2 | 6 | 13 | 1 | – | – |
| Tampa: Quarterfinal v Stan SmithL 0-2 31 Mar | 0 | – | 0 | 2 | 4 | 12 | 0 | – | – |
| Tampa: Round of 16 v John JamesW 2-1 31 Mar | 1 | – | 2 | 1 | 18 | 15 | 1 | – | – |
| Tampa: Round of 32 v Jaime FillolW 2-0 31 Mar | 1 | – | 2 | 0 | 13 | 10 | 1 | – | – |
| Memphis: Round of 64 v John McEnroeL 0-0 25 Feb | 0 | – | 0 | 0 | 1 | 2 | 0 | – | 1 |
| Rancho Mirage: Round of 16 v Harold SolomonL 0-2 11 Feb | 0 | – | 0 | 2 | 5 | 13 | 0 | – | – |
| Rancho Mirage: Round of 32 v John AlexanderW 2-1 11 Feb | 1 | – | 2 | 1 | 15 | 14 | 1 | – | – |
| Rancho Mirage: Round of 64 v Bruce NicholsW 2-0 11 Feb | 1 | – | 2 | 0 | 13 | 9 | 1 | – | – |
| Split | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| LossesResult | 134 | 0.0 | 0.0 | 0.3 | 2.1 | 8.6 | 14.5 | 0.2 | 0.1 | 0.0 |
| WinsResult | 105 | 1.0 | – | 2.1 | 0.4 | 15.0 | 9.5 | 0.3 | 0.1 | – |
| Regular seasonStage · won 98 of 210 | 210 | 0.5 | – | 1.2 | 1.3 | 11.7 | 12.2 | 0.2 | 0.1 | 0.0 |
| FinalsStage · won 7 of 29 | 29 | 0.2 | 0.0 | 0.7 | 1.6 | 9.6 | 13.0 | 0.2 | 0.0 | – |
| Harold SolomonOpponent · won 0 of 6 | 6 | 0.0 | – | 0.2 | 2.0 | 6.8 | 13.2 | 0.0 | – | – |
| Ion TiriacOpponent · won 1 of 5 | 5 | 0.2 | – | 0.4 | 1.8 | 6.8 | 12.0 | 0.0 | – | – |
| Jimmy ConnorsOpponent · won 0 of 4 | 4 | 0.0 | – | 0.5 | 2.3 | 11.0 | 15.5 | 0.3 | 0.3 | – |
| Patrice DominguezOpponent · won 0 of 4 | 4 | 0.0 | – | 0.5 | 2.0 | 9.5 | 14.5 | 0.5 | – | – |
| Roscoe TannerOpponent · won 1 of 4 | 4 | 0.3 | – | 0.5 | 1.8 | 8.0 | 13.0 | 0.3 | – | – |
| Stan SmithOpponent · won 3 of 4 | 4 | 0.8 | – | 1.8 | 0.8 | 13.0 | 9.5 | 0.3 | 0.3 | – |
| Balazs TaroczyOpponent · won 0 of 3 | 3 | 0.0 | – | 0.7 | 2.0 | 7.7 | 14.0 | 0.0 | – | – |
| Brian GottfriedOpponent · won 1 of 3 | 3 | 0.3 | – | 1.0 | 1.7 | 10.7 | 13.0 | 0.0 | 0.3 | – |
| Cliff DrysdaleOpponent · won 0 of 3 | 3 | 0.0 | – | 1.3 | 3.0 | 17.0 | 23.3 | 0.7 | 0.3 | – |
| Cliff RicheyOpponent · won 0 of 3 | 3 | 0.0 | – | 0.3 | 2.0 | 5.7 | 13.3 | 0.0 | – | – |
| Jaime FillolOpponent · won 1 of 3 | 3 | 0.3 | – | 1.0 | 1.7 | 11.3 | 14.3 | 0.3 | – | – |
| John AlexanderOpponent · won 1 of 3 | 3 | 0.3 | – | 0.7 | 1.7 | 8.0 | 12.7 | 0.3 | – | – |
| John JamesOpponent · won 1 of 3 | 3 | 0.3 | – | 0.7 | 1.7 | 9.0 | 13.0 | 0.3 | – | – |
| Karl MeilerOpponent · won 0 of 3 | 3 | 0.0 | 0.3 | 0.7 | 2.0 | 9.7 | 15.0 | 0.3 | – | – |
| Kim WarwickOpponent · won 2 of 3 | 3 | 0.7 | – | 2.0 | 1.0 | 16.0 | 14.3 | 0.0 | 0.3 | – |
| Ove Nils BengtsonOpponent · won 3 of 3 | 3 | 1.0 | – | 2.0 | 1.0 | 15.0 | 12.3 | 0.7 | – | – |
| Peter FlemingOpponent · won 2 of 3 | 3 | 0.7 | – | 1.3 | 1.7 | 12.7 | 15.3 | 0.0 | 0.3 | – |
| Rick FisherOpponent · won 3 of 3 | 3 | 1.0 | – | 2.0 | 0.3 | 14.3 | 8.0 | 0.7 | – | – |
| Sandy MayerOpponent · won 1 of 3 | 3 | 0.3 | – | 0.7 | 1.7 | 9.7 | 13.3 | 0.0 | – | – |
| Vitas GerulaitisOpponent · won 1 of 3 | 3 | 0.3 | – | 0.7 | 1.3 | 10.3 | 12.0 | 0.7 | – | – |
| Zeljko FranulovicOpponent · won 0 of 3 | 3 | 0.0 | – | 0.3 | 1.7 | 7.0 | 13.0 | 0.0 | – | 0.3 |
| Belus PrajouxOpponent · won 1 of 2 | 2 | 0.5 | – | 1.5 | 1.5 | 13.0 | 12.5 | 0.0 | 0.5 | – |
| Bernard MittonOpponent · won 1 of 2 | 2 | 0.5 | – | 1.5 | 1.0 | 13.5 | 11.0 | 0.5 | – | – |
| Brian FairlieOpponent · won 1 of 2 | 2 | 0.5 | – | 1.5 | 1.0 | 12.0 | 13.0 | 0.5 | – | – |
| Brian TeacherOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 0.5 | 14.0 | 9.5 | 0.5 | – | – |
| Buster C MottramOpponent · won 0 of 2 | 2 | 0.0 | – | 0.5 | 2.0 | 8.0 | 14.0 | 0.0 | – | – |
| Butch WaltsOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 0.5 | 13.0 | 8.0 | 0.0 | – | – |
| Colin DibleyOpponent · won 1 of 2 | 2 | 0.5 | – | 2.0 | 2.0 | 18.5 | 18.5 | 0.5 | 0.5 | – |
| Dick R. BohrnstedtOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 0.5 | 13.5 | 10.0 | 0.0 | – | – |
| Dick StocktonOpponent · won 0 of 2 | 2 | 0.0 | – | 0.5 | 2.0 | 7.5 | 14.0 | 0.0 | 0.5 | – |
| Eddie DibbsOpponent · won 0 of 2 | 2 | 0.0 | – | 1.0 | 2.0 | 15.5 | 16.5 | 1.0 | – | – |
| Fred McnairOpponent · won 1 of 2 | 2 | 0.5 | – | 1.0 | 1.5 | 11.5 | 11.0 | 0.0 | – | – |
| Geoff MastersOpponent · won 1 of 2 | 2 | 0.5 | – | 1.5 | 1.5 | 12.0 | 13.5 | 0.0 | – | – |
| Henry PfisterOpponent · won 0 of 2 | 2 | 0.0 | – | 0.0 | 2.0 | 7.5 | 12.0 | 0.0 | – | – |
| Ian CrookendenOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 0.0 | 12.0 | 6.5 | 0.0 | – | – |
| Ian FletcherOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 1.0 | 16.5 | 11.0 | 0.0 | – | – |
| Ismail El ShafeiOpponent · won 1 of 2 | 2 | 0.5 | – | 1.0 | 1.0 | 7.5 | 10.0 | 0.5 | – | – |
| Jan KodesOpponent · won 1 of 2 | 2 | 0.5 | – | 1.0 | 1.5 | 12.0 | 14.0 | 1.0 | – | – |
| Jim DelaneyOpponent · won 1 of 2 | 2 | 0.5 | – | 2.0 | 2.0 | 18.0 | 19.0 | 0.0 | 0.5 | – |
| John YuillOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 0.5 | 16.0 | 12.0 | 1.0 | – | – |
| Johnny MullerOpponent · won 2 of 2 | 2 | 1.0 | – | 2.0 | 1.0 | 13.0 | 10.0 | 0.0 | – | – |
| Manuel OrantesOpponent · won 1 of 2 | 2 | 0.5 | – | 1.5 | 1.5 | 13.0 | 13.5 | 0.5 | – | – |
| Nicholas KalogeropoulosOpponent · won 1 of 2 | 2 | 0.5 | – | 1.0 | 1.0 | 9.0 | 9.5 | 0.5 | – | – |
| Nikola PilicOpponent · won 0 of 2 | 2 | 0.0 | – | 0.0 | 3.0 | 7.0 | 18.5 | 0.0 | 0.5 | – |
| Owen DavidsonOpponent · won 1 of 2 | 2 | 0.5 | – | 1.0 | 1.5 | 16.0 | 14.0 | 0.0 | – | – |
| Ross CaseOpponent · won 0 of 2 | 2 | 0.0 | – | 0.5 | 2.5 | 13.5 | 18.5 | 1.0 | 0.5 | – |
| Tim GulliksonOpponent · won 0 of 2 | 2 | 0.0 | – | 0.0 | 2.0 | 8.0 | 12.5 | 0.5 | – | – |
| Trey WaltkeOpponent · won 0 of 2 | 2 | 0.0 | – | 0.5 | 2.0 | 8.0 | 14.0 | 0.0 | – | – |
| U UnknownOpponent · won 1 of 2 | 2 | 0.5 | – | 1.0 | 1.5 | 15.0 | 16.0 | 0.0 | – | – |
| Abe SegalOpponent · won 1 of 1 | 1 | 1.0 | – | 3.0 | 1.0 | 22.0 | 15.0 | 0.0 | – | – |
| Adriano PanattaOpponent · won 0 of 1 | 1 | 0.0 | – | 0.0 | 2.0 | 6.0 | 12.0 | 0.0 | – | – |
| Allan McDonaldOpponent · won 1 of 1 | 1 | 1.0 | – | 2.0 | 0.0 | 12.0 | 5.0 | 0.0 | – | – |
| Allan StoneOpponent · won 0 of 1 | 1 | 0.0 | – | 1.0 | 3.0 | 16.0 | 22.0 | 0.0 | – | – |
| Alvaro FillolOpponent · won 1 of 1 | 1 | 1.0 | – | 2.0 | 1.0 | 18.0 | 12.0 | 1.0 | – | – |
| Alvin GardinerOpponent · won 1 of 1 | 1 | 1.0 | – | 2.0 | 0.0 | 12.0 | 3.0 | 0.0 | – | – |
| Anand AmritrajOpponent · won 0 of 1 | 1 | 0.0 | – | 0.0 | 2.0 | 9.0 | 13.0 | 0.0 | – | – |
Wins-losses for Bertram. 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).