| Name | Seed Result |
|---|
Sithupa Sanudaya | 1:38.31 | Santhiviraj Harikesh | 1:42.91 | Yusri Ahamed | 1:52.09 | Tharusha Wijewardhana | 1:57.43 | Akshana Sanudaya | 2:36.64 | Bihandu Kaveeth | 2:51.83 | Okitha Deshan | | Vinuja Ruwaneka Kumarasinghe | | Ayush Rupasinghe | | Thisaja Minuraka Hewage | |