2017 WPA World Nine-ball Junior Championship

The 2017 WPA World Nine-ball Junior Championship was a professional youth 9-Ball World Championship held between October 30 and November 2, 2017. The event was split into three competitions, Under 17s, boys and girls. Sanjin Pehlivanović won the U17 event, defeating Robbie Capito in the final, with Fjodor Gorst winning the boys event. Kristina Tkatsch won the girls event defeating South Korea's Lee Woo-jin in the final.

Preliminary round
The following players were eliminated in the preliminary round:
 * Round 1 (17–23 Place)
 * 🇸🇦 SAU Khalid Omar Alghamdi
 * 🇨🇦 CAN Brenden Croft
 * 🇷🇺 RUS Roman Grischin
 * 🇿🇦 ZAF Stephanus Grove
 * BON Gyairon Martis
 * 🇿🇦 ZAF Vian Smithers
 * TPE Wang Wei-cheng


 * Round 2 (13–16 Place)
 * 🇨🇦 CAN Dean Cuillerier
 * 🇿🇦 ZAF Craig Petersen
 * 🇰🇷 KOR Seo Young-won
 * 🇺🇸 USA Joshua Shultz


 * Round 3 (9.–12. Place)
 * 🇷🇺 RUS Stanislaw Achtjamow
 * 🇺🇦 UKR Danylo Kaljajew
 * 🇺🇸 USA Eric Roberts
 * 🇺🇸 USA Joey Tate

Preliminary round
The following players were eliminated in the preliminary round:
 * Round 1 (17.–24. Place)
 * 🇸🇦 SAU Sulaiman Aljulaidan
 * 🇺🇸 USA William Hunkins
 * 🇷🇺 RUS Alexander Kirin
 * 🇷🇺 RUS Wladimir Matwijenko
 * 🇿🇦 ZAF Peter Nwaila
 * 🇿🇦 ZAF Clint Petersen
 * 🇲🇳 MNG Tseveennamjil Taivanbat
 * 🇯🇵 JPN Tanaka Taiki


 * Round 2 (13.–16. Place)
 * 🇦🇷 ARG Luciano Ayala
 * 🇰🇷 KOR Kim Dae-hyun
 * 🇷🇺 RUS Ilja Nekleionow
 * 🇯🇵 JPN Sugayama Kouki


 * Round 3 (9.–12. Place)
 * 🇦🇷 ARG Alexis Groshaus
 * TPE Hsu Yi-fu
 * 🇿🇦 ZAF David Kriel
 * 🇺🇸 USA Austin Summers

Preliminary round
The following players were eliminated in the preliminary round:
 * Round 1 (17.–21. Place)
 * 🇺🇸 USA Ashley Fullerton
 * 🇷🇺 RUS Darja Gorkowa
 * 🇷🇺 RUS Wiktorija Gurowa
 * 🇷🇺 RUS Walerija Popowa
 * 🇺🇸 USA Savanna Wolford


 * Round 2 (13.–16. Place)
 * 🇺🇸 USA Hailey Fullerton
 * TPE Hsu Fang-yu
 * 🇺🇸 USA Vivian Liu
 * 🇺🇦 UKR Daryna Sirantschuk


 * Round 3 (9.–12. Place)
 * 🇵🇪 PER Nataly Damian
 * 🇵🇱 POL Weronika Karwik
 * 🇯🇵 JPN Okuda Tamami
 * 🇺🇸 USA Jiang Yixia