2023 BWF World Junior Championships – Boys' singles

The boys' singles of the tournament 2023 BWF World Junior Championships was an individual badminton tournament to crowned the best boys' singles under 19 player across the BWF associate members around the world. Players will compete to win the Eye Level Cup presented by the former BWF President and chairman of the World Youth Culture Foundation, Kang Young Joong. The tournament was held from 2 to 8 October 2023 in the Podium, Spokane, United States. The defending champion was Kuo Kuan-lin from Chinese Taipei, but he was not eligible to participate this year.

Seeds
🇫🇷 Alex Lanier (semi-finals) Eogene Ewe (second round) 🇨🇳 Hu Zhean (final)  Alwi Farhan (champion) Bharath Latheesh (third round) 🇨🇳 Wang Zijun (quarter-finals) 🇯🇵 Yudai Okimoto (quarter-finals) 🇸🇬 Marcus Lau (second round)

🇹🇭 Patcharakit Apiratchataset (fourth round) 🇹🇭 Nachakorn Pusri (third round) Muhammad Faiq (quarter-finals) 🇧🇪 Baptiste Rolin (second round) Dev Vishnu (third round) 🇺🇸 Garret Tan (second round) Noah Haase (third round) 🇹🇭 Wongsup Wongsup-in (fourth round)