List of WPA World Nine-ball champions

Columns: Year | Dates | Location | Winner | Runner-up
2012 | December 4-7 | Willingen , Germany | Kamila Khodjaeva | Oliwia Czupryńska | 2013 | December 9-12 | Johannesburg , South Africa | Natasha Seroshtan | Yuki Hiraguchi | 2014 | November 15-18 | Shanghai , China | Liu Yu Chen | Kamila Khodjaeva | 2015 | November 14-17 | Shanghai , China | Chezka Centeno | Xia Yu Ying | 2016 | November 17-20 | Shanghai , China | Chen Chia-hua | Tsai Pei-chun | 2017 | Oct. 30 - Nov 2 | Moscow , Russia | Kristina Tkach | Lee Woo-jin | 2018 | Oct. 31 - Nov 3 | Moscow , Russia | Chen Chia-hua | Seo Seoa | 2019 | November 21-23 | Nicosia , Cyprus | Lu Yi-hsuan | Tamami Okuda

Example questions:
Who was the girls ' runner up at the 27th WPA World Nine-ball Junior Championship ? | Who was the girls ' winner at the 20th WPA World Nine-ball Junior Championship ?

Answers:
Seo Seoa | Oliwia Czupryńska