| 1 | 82 | EMDY Munaweera | v Negombo Cricket Club | Moors Sports Club Ground, Colombo | 2018/19 | tt7559 |
| 2 | 90 | SMA Priyanjan | v Kandy Customs Sports Club | Colts Cricket Club Ground, Colombo | 2019/20 | tt8636 |
| 3 | 110* | LPC Silva | v Badureliya Sports Club | Nondescripts Cricket Club Ground, Colombo | 2014/15 | tt4816 |
| 4 | 96* | CK Kapugedera | v Badureliya Sports Club | Nondescripts Cricket Club Ground, Colombo | 2005/06 | tt255 |
| 5 | 74 | PWH de Silva | v Tamil Union Cricket and Athletic Club | P Sara Oval, Colombo | 2017/18 | tt6887 |
| 6 | 56* | L Abeyratne | v Chilaw Marians Cricket Club | Colts Cricket Club Ground, Colombo | 2015/16 | tt5468 |
| 7 | 60* | PWH de Silva | v Chilaw Marians Cricket Club | Sinhalese Sports Club Ground, Colombo | 2019/20 | tt8760 |
| 8 | 50* | PSR Anurudhda | v Chilaw Marians Cricket Club | Colts Cricket Club Ground, Colombo | 2015/16 | tt5468 |
| 9 | 34* | WAHN Wickramasinghe | v Tamil Union Cricket and Athletic Club | P Sara Oval, Colombo | 2015/16 | tt5349 |
| 10 | 14* | HN Hettiarachchi | v Nondescripts Cricket Club | P Sara Oval, Colombo | 2018/19 | tt7661 |
| 11 | 7 | DPLM Liyanage | v Sinhalese Sports Club | Bloomfield Cricket and Athletic Club Ground, Colombo | 2005/06 | tt263 |