The son and daughter of His Majesty the Sultan and Yang Di-Pertuan of Brunei Darussalam, His Royal Highness Prince 'Abdul Mateen and Her Royal Highness Princess Azemah Ni'matul Bolkiah joined Brunei Darussalam's polo team to compete against host, Thailand in the Polo event of the 33rd Southeast Asian Games, SEA Games Thailand 2025.

The 4 to 6 goals category event took place at VS Sports Club Samutprakan, Thailand. In the game, Brunei Darussalam LOST 8-2 to Thailand in 4 chukkas. The country's polo team will continue the game on 15th December 2025, against Indonesia Polo Team.