Jaco Ahlers
BY YEAR
| South African Open | AFR,EUR | 49 | 2020 | T32 | - | 1 | - | 265th |
| Alfred Dunhill Championship | AFR,EUR | 48 | 2020 | MC | - | 1 | - | 261st |
| Joburg Open | AFR,EUR | 47 | 2020 | MC | - | 1 | - | 247th |
| Time Square Casino Challenge | AFR | 45 | 2020 | T24 | - | 1 | - | 239th |
| Investec Royal Swazi Open | AFR | 44 | 2020 | 20 | - | 1 | - | 232nd |
| Sun Wild Coast Sun Challenge | AFR | 43 | 2020 | T28 | - | 1 | - | 224th |
| Vodacom Championship Reloaded | AFR | 40 | 2020 | T2 | 2.00 | 0.9674 | 1.93 | 211st |
| Vodacom Championship Unlocked | AFR | 39 | 2020 | T8 | - | 0.9565 | - | 210th |
| Titleist Championship | AFR | 36 | 2020 | 3 | 2.80 | 0.9239 | 2.59 | 200th |
| The African Bank Sunshine Tour Championship | AFR | 35 | 2020 | T6 | 1.24 | 0.913 | 1.13 | 211st |
| Betway Championship | AFR | 34 | 2020 | T24 | - | 0.9022 | - | 217th |
| Bandar Malaysia Open | ASA | 10 | 2020 | T26 | - | 0.7717 | - | 188th |
| Dimension Data Pro-Am | AFR,CHA | 7 | 2020 | T35 | - | 0.7391 | - | 185th |
| RAM Cape Town Open | AFR,CHA | 6 | 2020 | MC | - | 0.7283 | - | 181st |
| Limpopo Championship | AFR,CHA | 5 | 2020 | T50 | - | 0.7174 | - | 178th |
| Eye of Africa PGA Championship | AFR | 3 | 2020 | 6 | 2.80 | 0.6957 | 1.95 | 164th |
| South African Open hosted by the City of Johannesburg | AFR,EUR | 2 | 2020 | T4 | 8.64 | 0.6848 | 5.92 | 164th |
| AFRASIA BANK Mauritius Open | AFR,ASA,EUR | 49 | 2019 | T33 | - | 0.6304 | - | 211st |
| Alfred Dunhill Championship | AFR,EUR | 48 | 2019 | T24 | - | 0.6196 | - | 211st |
| Vodacom Origins Final | AFR | 44 | 2019 | T25 | - | 0.5761 | - | 195th |
| Vodacom Origins of Golf - Selborne | AFR | 42 | 2019 | 1 | 7.00 | 0.5543 | 3.88 | 182nd |
| Sun Wild Coast Sun Challenge | AFR | 41 | 2019 | T5 | 1.39 | 0.5435 | 0.76 | 226th |
| Vodacom Origins Stellenbosch | AFR | 40 | 2019 | T21 | - | 0.5326 | - | 225th |
| Alfred Dunhill Links Championship | EUR | 39 | 2019 | MC | - | 0.5217 | - | 221st |
| King's Cup | AFR | 36 | 2019 | 1 | 7.00 | 0.4891 | 3.42 | 205th |
| Vodacom Origins of Golf Sishen | AFR | 34 | 2019 | MC | - | 0.4674 | - | 269th |
| KCB Karen Masters | AFR | 26 | 2019 | T27 | - | 0.3804 | - | 239th |
| Sun City Challenge | AFR | 23 | 2019 | T6 | 1.25 | 0.3478 | 0.43 | 223rd |
| Lombard Insurance Classic | AFR | 20 | 2019 | T6 | - | 0.3152 | - | 226th |
| Investec Royal Swazi Open | AFR | 18 | 2019 | MC | - | 0.2935 | - | 230th |
| Zanaco Masters | AFR | 14 | 2019 | T16 | 1.22 | 0.25 | 0.31 | 241st |
| Mopani Redpath Greendoor Logistics Zambia Open | AFR | 13 | 2019 | T6 | 2.42 | 0.2391 | 0.58 | 244th |
| The Tour Championship | AFR | 12 | 2019 | 8 | 2.24 | 0.2283 | 0.51 | 253rd |
| Limpopo Championship | AFR | 10 | 2019 | T4 | 3.45 | 0.2065 | 0.71 | 261st |
| Dimension Data Pro-Am | AFR | 7 | 2019 | T5 | 2.89 | 0.1739 | 0.5 | 282nd |
| RAM Cape Town Open | AFR | 6 | 2019 | T5 | 2.89 | 0.163 | 0.47 | 313rd |
| Eye of Africa PGA Championship | AFR | 5 | 2019 | T8 | 2.17 | 0.1522 | 0.33 | 345th |
| Alfred Dunhill Championship | AFR,EUR | 50 | 2018 | MC | - | 0.0761 | - | 346th |
| South African Open | AFR,EUR | 49 | 2018 | MC | - | 0.0652 | - | 339th |
| Afrasia Bank Mauritius Open at Anahita | AFR,ASA,EUR | 48 | 2018 | T47 | - | 0.0543 | - | 335th |