Dumnern Junthong (Thai: ดำเนิน จันทร์ทอง; born 5 May 1975) is a Thai para-badminton player.

[1] In 2021, he reached the semi-finals of the men's doubles WH1–WH2 event at the 2020 Summer Paralympics in Tokyo with his partner, Jakarin Homhual.

The duo finished in fourth place.

[2][3][4] Men's doubles WH1–WH2 Mixed doubles WH1–WH2 Men's singles WH2 Men's singles WH2 Men's doubles WH1–WH2 Mixed doubles WH1–WH2 Men's singles WH2 Men's doubles WH1–WH2 Men's singles WH2 Men's doubles WH1–WH2 Mixed doubles WH1–WH2 The BWF Para Badminton World Circuit – Grade 2, Level 1, 2 and 3 tournaments has been sanctioned by the Badminton World Federation from 2022.

[5] Men's doubles WH1–WH2 Men's doubles WH1–WH2 Mixed doubles WH1–WH2