Cricket Records for Chilaw Marians Cricket Club in T20s
Largest victories
Winner | Margin | Balls Rem | Target | Overs | Max | Opposition | Ground | Match Date | Scorecard |
| 127 runs | 0 | 245 | 20.0 | 20.0 | v Kurunegala | Colombo (SSC) | 4 Jan 2020 | Twenty20 | |
| 113 runs | 0 | 191 | 12.5 | 20.0 | v Burgher | Colombo (Bloomfield) | 1 Mar 2007 | Twenty20 | |
| 111 runs | 0 | 210 | 19.0 | 20.0 | v Police SC | Colombo (Burgher) | 21 Feb 2019 | Twenty20 | |
| 103 runs | 0 | 228 | 12.5 | 20.0 | v Colts CC | Colombo (RPS) | 3 Sep 2004 | Twenty20 | |
| 88 runs | 0 | 199 | 17.3 | 20.0 | v Galle CC | Colombo (Police) | 17 Aug 2004 | Twenty20 | |
| 67 runs | 0 | 180 | 18.0 | 20.0 | v Titans | Leicester | 16 Sep 2005 | Twenty20 | |
| 64 runs | 0 | 178 | 20.0 | 20.0 | v KTC | Colombo (Police) | 16 Feb 2019 | Twenty20 | |
| 58 runs | 0 | 172 | 18.5 | 20.0 | v Burgher | Colombo (RPS) | 3 Sep 2004 | Twenty20 | |
| 53 runs | 0 | 113 | 14.0 | 18.0 | v Panadura | Colombo (Colts) | 26 Mar 2012 | Twenty20 | |
| 40 runs | 0 | 179 | 20.0 | 20.0 | v Police SC | Colombo (PSS) | 5 Jun 2025 | Twenty20 | |
| 39 runs | 0 | 135 | 18.0 | 20.0 | v SL Army | Colombo (RPS) | 13 Jan 2016 | Twenty20 | |
| 38 runs | 0 | 134 | 19.0 | 20.0 | v Negombo | Colombo (CCC) | 8 Jan 2020 | Twenty20 | |
| 35 runs | 0 | 125 | 18.5 | 20.0 | v KTC | Colombo (Colts) | 10 Jan 2020 | Twenty20 | |
| 34 runs | 0 | 192 | 20.0 | 20.0 | v Air Force SC | Colombo (PSS) | 6 Jan 2020 | Twenty20 | |
| 34 runs | 0 | 165 | 20.0 | 20.0 | v Police SC | Colombo (Colts) | 10 Mar 2021 | Twenty20 | |
| 33 runs | 0 | 169 | 19.0 | 20.0 | v Ragama CC | Katunayake | 19 Jan 2020 | Twenty20 | |
| 28 runs | 0 | 174 | 20.0 | 20.0 | v Panadura | Colombo (NCC) | 8 Oct 2005 | Twenty20 | |
| 23 runs | 0 | 165 | 20.0 | 20.0 | v SL Army | Colombo (Moors) | 30 Mar 2012 | Twenty20 | |
| 23 runs | 0 | 229 | 20.0 | 20.0 | v Colombo CC | Colombo (Colts) | 12 Jan 2016 | Twenty20 | |
| 22 runs | 0 | 152 | 19.2 | 20.0 | v Police SC | Colombo (NCC) | 29 May 2023 | Twenty20 | |
| 16 runs | 0 | 169 | 19.2 | 20.0 | v Colombo CC | Colombo (Thurstan) | 19 Feb 2019 | Twenty20 | |
| 15 runs | 0 | 147 | 20.0 | 20.0 | v Ragama CC | Colombo (Colts) | 27 Feb 2018 | Twenty20 | |
| 14 runs | 0 | 164 | 20.0 | 20.0 | v Sinhalese | Colombo (PSS) | 17 Jan 2020 | Twenty20 | |
| 12 runs | 0 | 128 | 20.0 | 20.0 | v Bloomfield | Moratuwa | 5 Nov 2005 | Twenty20 | |
| 9 runs | 0 | 113 | 19.5 | 20.0 | v Leics | Leicester | 17 Sep 2005 | Twenty20 | |
| 2 runs | 0 | 119 | 18.0 | 18.0 | v Bloomfield | Colombo (SSC) | 8 Apr 2015 | Twenty20 | |
| 1 run | 0 | 185 | 20.0 | 20.0 | v Colts CC | Colombo (Bloomfield) | 18 Feb 2019 | Twenty20 |
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