| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Bartłomiej Adamus | WLT | 12 May 2000 | |
| Murshid Al-Ajmi | WLT | 6 February 2000 | |
| Gulnoza Akhmadova | WLT | 2 March 2000 | |
| Artyom Antropov | WLT | 23 January 2000 | |
| Tolga Bakıcı | WLT | 23 September 2001 | |
| Assylzhan Bektay | WLT | 10 February 2000 | |
| Manuela Berrío | WLT | 18 June 2000 | |
| Chotima Buachatturat | WLT | 12 March 2000 | |
| Chen Jian | WLT | 7 July 2000 | |
| Chen Maoran | WLT | 15 January 2000 | |
| Chen Yarou | WLT | 31 August 2003 | |
| Natthawat Chomchuen | WLT | 31 July 2001 | |
| CJ Cummings | WLT | 6 June 2000 | |
| Deng Hanpeng | WLT | 14 February 2000 | |
| Paul Dumitraşcu | WLT | 31 January 2000 | |
| Ailada Emdu | WLT | 23 October 2000 | |
| Fang Lin | WLT | 14 May 2000 | |
| Kumushkhon Fayzullayeva | WLT | 20 January 2002 | |
| Sarah Fischer | WLT | 9 November 2000 | |
| Evangelos Galiatsatos | WLT | 2 March 2000 | |
| Zulfat Garayev | WLT | 12 January 2000 | |
| Dmitry Gogichayev | WLT | 20 August 2000 | |
| Ángela Gutiérrez | WLT | 11 December 2001 | |
| Han Jong-Sim | WLT | 25 August 2000 | |
| Mariya Hanhur | WLT | 24 August 2000 | |
| He Si | WLT | 12 September 2000 | |
| Hristo Hristov | WLT | 27 April 2001 | |
| Huang Shiguo | WLT | 6 July 2000 | |
| Huang Xuemei | WLT | 1 January 2000 | |
| Jessica Jarquín | WLT | 4 November 2000 | |
| Jiang Yunliu | WLT | 27 May 2001 | |
| Supatchanin Khamhaeng | WLT | 14 April 2001 | |
| Kim Il-Gyong | WLT | 27 July 2003 | |
| Kamila Konotop | WLT | 23 March 2001 | |
| Kanstantsin Kurouski | WLT | 4 August 2000 | |
| Karina Kuzganbayeva | WLT | 13 November 2000 | |
| Jeremy Lalrinnunga | WLT | 26 October 2002 | |
| Lê Nguyễn Quốc Bảo | WLT | 1 January 2000 | |
| Nuray Levent | WLT | 8 May 2000 | |
| Aleksandr Li | WLT | 16 September 2000 | |
| Lưu Thị Chúc My | WLT | 30 October 2000 | |
| Kuinini Manumua | WLT | 12 December 2000 | |
| Harrison Maurus | WLT | 26 February 2000 | |
| Gulam Navi | WLT | 15 June 2000 | |
| Pak Song-Hui | WLT | 11 April 2002 | |
| Angie Palacios | WLT | 12 September 2000 | |
| Mahdi Papi | WLT | 5 September 2000 | |
| Olga Pastukhova | WLT | 12 February 2002 | |
| Darya Pavlova | WLT | 2 June 2001 | |
| Ri Kwang-Song | WLT | 31 May 2000 | |
| Darya Riazanova | WLT | 24 August 2000 | |
| Valeria Rivas | WLT | 23 April 2000 | |
| Mohammadreza Roshani | WLT | 3 February 2000 | |
| Saidmukhtor Saidakhrorov | WLT | 25 December 2001 | |
| Anatoliy Savelyev | WLT | 6 January 2000 | |
| Muhammad Setiawan | WLT | 22 April 2000 | |
| Mohammad Shahabandaz | WLT | 8 November 2001 | |
| Yenny Sinisterra | WLT | 4 May 2000 | |
| Su Lian | WLT | 4 January 2000 | |
| Caner Toptaş | WLT | 14 August 2001 | |
| Aleksandr Urvachev | WLT | 9 January 2000 | |
| Wei Nianrong | WLT | 12 August 2001 | |
| Wei Yunban | WLT | 19 June 2001 | |
| Yu Mengqian | WLT | 27 March 2000 |