Jaco Ahlers
BY YEAR
| Bandar Malaysia Open | ASA | 10 | 2020 | T26 | - | 1 | - | 188th |
| Dimension Data Pro-Am | AFR,CHA | 7 | 2020 | T35 | - | 1 | - | 185th |
| RAM Cape Town Open | AFR,CHA | 6 | 2020 | MC | - | 1 | - | 181st |
| Limpopo Championship | AFR,CHA | 5 | 2020 | T50 | - | 1 | - | 178th |
| Eye of Africa PGA Championship | AFR | 3 | 2020 | 6 | 2.80 | 1 | 2.8 | 164th |
| South African Open hosted by the City of Johannesburg | AFR,EUR | 2 | 2020 | T4 | 8.64 | 1 | 8.64 | 164th |
| AFRASIA BANK Mauritius Open | AFR,ASA,EUR | 49 | 2019 | T33 | - | 0.9783 | - | 211st |
| Alfred Dunhill Championship | AFR,EUR | 48 | 2019 | T24 | - | 0.9674 | - | 211st |
| Vodacom Origins Final | AFR | 44 | 2019 | T25 | - | 0.9239 | - | 195th |
| Vodacom Origins of Golf - Selborne | AFR | 42 | 2019 | 1 | 7.00 | 0.9022 | 6.32 | 182nd |
| Sun Wild Coast Sun Challenge | AFR | 41 | 2019 | T5 | 1.39 | 0.8913 | 1.24 | 226th |
| Vodacom Origins Stellenbosch | AFR | 40 | 2019 | T21 | - | 0.8804 | - | 225th |
| Alfred Dunhill Links Championship | EUR | 39 | 2019 | MC | - | 0.8696 | - | 221st |
| King's Cup | AFR | 36 | 2019 | 1 | 7.00 | 0.837 | 5.86 | 205th |
| Vodacom Origins of Golf Sishen | AFR | 34 | 2019 | MC | - | 0.8152 | - | 269th |
| KCB Karen Masters | AFR | 26 | 2019 | T27 | - | 0.7283 | - | 239th |
| Sun City Challenge | AFR | 23 | 2019 | T6 | 1.25 | 0.6957 | 0.87 | 223rd |
| Lombard Insurance Classic | AFR | 20 | 2019 | T6 | - | 0.663 | - | 226th |
| Investec Royal Swazi Open | AFR | 18 | 2019 | MC | - | 0.6413 | - | 230th |
| Zanaco Masters | AFR | 14 | 2019 | T16 | 1.22 | 0.5978 | 0.73 | 241st |
| Mopani Redpath Greendoor Logistics Zambia Open | AFR | 13 | 2019 | T6 | 2.42 | 0.587 | 1.42 | 244th |
| The Tour Championship | AFR | 12 | 2019 | 8 | 2.24 | 0.5761 | 1.29 | 253rd |
| Limpopo Championship | AFR | 10 | 2019 | T4 | 3.45 | 0.5543 | 1.91 | 261st |
| Dimension Data Pro-Am | AFR | 7 | 2019 | T5 | 2.89 | 0.5217 | 1.51 | 282nd |
| RAM Cape Town Open | AFR | 6 | 2019 | T5 | 2.89 | 0.5109 | 1.48 | 313rd |
| Eye of Africa PGA Championship | AFR | 5 | 2019 | T8 | 2.17 | 0.5 | 1.08 | 345th |
| Alfred Dunhill Championship | AFR,EUR | 50 | 2018 | MC | - | 0.4239 | - | 346th |
| South African Open | AFR,EUR | 49 | 2018 | MC | - | 0.413 | - | 339th |
| Afrasia Bank Mauritius Open at Anahita | AFR,ASA,EUR | 48 | 2018 | T47 | - | 0.4022 | - | 335th |
| Sibaya Challenge | AFR | 43 | 2018 | T33 | - | 0.3478 | - | 306th |
| Vodacom Origins of Golf Parys | AFR | 42 | 2018 | MC | - | 0.337 | - | 297th |
| Alfred Dunhill Links Championship | EUR | 40 | 2018 | MC | - | 0.3152 | - | 291st |
| Vodacom Origins of Golf - St Francis Links | AFR | 39 | 2018 | T4 | 1.20 | 0.3043 | 0.37 | 288th |
| Vodacom Origins of Golf - Arabella | AFR | 37 | 2018 | T5 | 1.54 | 0.2826 | 0.44 | 289th |
| Vodacom Origins of Golf - Selborne | AFR | 35 | 2018 | MC | - | 0.2609 | - | 293rd |
| WGC - Bridgestone Invitational | WGC | 31 | 2018 | 71 | - | 0.2174 | - | 278th |
| Sun City Challenge | AFR | 23 | 2018 | T21 | - | 0.1304 | - | 235th |
| Lombard Insurance Classic | AFR | 20 | 2018 | 3 | 2.80 | 0.0978 | 0.27 | 222nd |
| Investec Royal Swazi Open | AFR | 19 | 2018 | T15 | 1.27 | 0.087 | 0.11 | 244th |
| Zimbabwe Open | AFR | 16 | 2018 | 8 | 2.24 | 0.0543 | 0.12 | 240th |
| Zanaco Masters | AFR | 15 | 2018 | T2 | 6.07 | 0.0435 | 0.26 | 247th |
| Barclays Kenya Open | CHA | 12 | 2018 | T28 | - | 0.0109 | - | 291st |