Jaco Ahlers
BY YEAR
| Joburg Open | AFR,EUR | 48 | 2021 | T43 | - | 1 | - | 270th |
| PGA Championship | AFR | 45 | 2021 | T5 | 2.89 | 1 | 2.89 | 263rd |
| Blair Atholl Championship delivered by The Courier Guy | AFR | 43 | 2021 | T19 | - | 1 | - | 268th |
| Blue Label Challenge | AFR | 42 | 2021 | T3 | 4.90 | 1 | 4.9 | 256th |
| Alfred Dunhill Links Championship | EUR | 40 | 2021 | MC | - | 1 | - | 280th |
| Sunshine Tour Invitational | AFR | 37 | 2021 | MC | - | 1 | - | 259th |
| Vodacom Origins of Golf - Sishen | AFR | 35 | 2021 | T11 | - | 0.9891 | - | 247th |
| SunBet Challenge hosted by Time Square Casino | AFR | 34 | 2021 | T6 | - | 0.9783 | - | 241st |
| Vodacom Origins of Golf - De Zalze | AFR | 32 | 2021 | T2 | 3.50 | 0.9565 | 3.35 | 230th |
| 149th Open Championship | MAJ | 29 | 2021 | MC | - | 0.9239 | - | 247th |
| SunBet Challenge hosted by Sun City | AFR | 23 | 2021 | T2 | 3.50 | 0.8587 | 3.01 | 226th |
| Dimension Data Pro-Am | AFR,CHA | 19 | 2021 | T10 | 1.76 | 0.8152 | 1.43 | 231st |
| Bain's Whisky Cape Town Open | AFR,CHA | 18 | 2021 | T25 | - | 0.8043 | - | 238th |
| Limpopo Championship | AFR,CHA | 17 | 2021 | T42 | - | 0.7935 | - | 233rd |
| Serengeti Pro-Am Invitational | AFR | 13 | 2021 | 2 | 8.40 | 0.75 | 6.3 | 223rd |
| Gauteng Championship presented by BETWAY | AFR | 12 | 2021 | MC | - | 0.7391 | - | 281st |
| Players Championship hosted at Dainfern Golf Estate | AFR | 11 | 2021 | T16 | 1.22 | 0.7283 | 0.89 | 272nd |
| Kit Kat Group PROAM | AFR | 10 | 2021 | MC | - | 0.7174 | - | 280th |
| South African Open | AFR,EUR | 49 | 2020 | T32 | - | 0.5761 | - | 265th |
| Alfred Dunhill Championship | AFR,EUR | 48 | 2020 | MC | - | 0.5652 | - | 261st |
| Joburg Open | AFR,EUR | 47 | 2020 | MC | - | 0.5543 | - | 247th |
| Time Square Casino Challenge | AFR | 45 | 2020 | T24 | - | 0.5326 | - | 239th |
| Investec Royal Swazi Open | AFR | 44 | 2020 | 20 | - | 0.5217 | - | 232nd |
| Sun Wild Coast Sun Challenge | AFR | 43 | 2020 | T28 | - | 0.5109 | - | 224th |
| Vodacom Championship Reloaded | AFR | 40 | 2020 | T2 | 2.00 | 0.4783 | 0.96 | 211st |
| Vodacom Championship Unlocked | AFR | 39 | 2020 | T8 | - | 0.4674 | - | 210th |
| Titleist Championship | AFR | 36 | 2020 | 3 | 2.80 | 0.4348 | 1.22 | 200th |
| The African Bank Sunshine Tour Championship | AFR | 35 | 2020 | T6 | 1.24 | 0.4239 | 0.53 | 211st |
| Betway Championship | AFR | 34 | 2020 | T24 | - | 0.413 | - | 217th |
| Bandar Malaysia Open | ASA | 10 | 2020 | T26 | - | 0.2826 | - | 188th |
| Dimension Data Pro-Am | AFR,CHA | 7 | 2020 | T35 | - | 0.25 | - | 185th |
| RAM Cape Town Open | AFR,CHA | 6 | 2020 | MC | - | 0.2391 | - | 181st |
| Limpopo Championship | AFR,CHA | 5 | 2020 | T50 | - | 0.2283 | - | 178th |
| Eye of Africa PGA Championship | AFR | 3 | 2020 | 6 | 2.80 | 0.2065 | 0.58 | 164th |
| South African Open hosted by the City of Johannesburg | AFR,EUR | 2 | 2020 | T4 | 8.64 | 0.1957 | 1.69 | 164th |
| AFRASIA BANK Mauritius Open | AFR,ASA,EUR | 49 | 2019 | T33 | - | 0.1413 | - | 211st |
| Alfred Dunhill Championship | AFR,EUR | 48 | 2019 | T24 | - | 0.1304 | - | 211st |
| Vodacom Origins Final | AFR | 44 | 2019 | T25 | - | 0.087 | - | 195th |
| Vodacom Origins of Golf - Selborne | AFR | 42 | 2019 | 1 | 7.00 | 0.0652 | 0.46 | 182nd |
| Sun Wild Coast Sun Challenge | AFR | 41 | 2019 | T5 | 1.39 | 0.0543 | 0.08 | 226th |
| Vodacom Origins Stellenbosch | AFR | 40 | 2019 | T21 | - | 0.0435 | - | 225th |
| Alfred Dunhill Links Championship | EUR | 39 | 2019 | MC | - | 0.0326 | - | 221st |