42nd Hong Kong Catholic Diocesan Secondary Schools Mathematics Competition
Date: 16/05/2026
| 郭奕昇 | 4C-17 | 3rd runner up |
| 吳智鏗 | 4C-24 | 3rd runner up |
| 楊柏軒 | 4C-31 | 3rd runner up |
| 蕭綽橋 | 4D-17 | 3rd runner up |
| 李家睿 | 5C-20 | 3rd runner up |
| 李旻修 | 5C-21 | 3rd runner up |
Date: 16/05/2026
| 郭奕昇 | 4C-17 | 3rd runner up |
| 吳智鏗 | 4C-24 | 3rd runner up |
| 楊柏軒 | 4C-31 | 3rd runner up |
| 蕭綽橋 | 4D-17 | 3rd runner up |
| 李家睿 | 5C-20 | 3rd runner up |
| 李旻修 | 5C-21 | 3rd runner up |