World Championships in Renju
There are several world championships in Renju organized by the Renju International Federation, including World Championship, Women World Championships, Team World Championships, Youth World Championships and Correspondence World Championships.
World Championships
Renju World Championships have occurred every second year, since 1989. The opening rule was Yamaguchi from 2009 to 2015, and has been changed to Soosõrv-8 since 2017.The results of previous World Championships are following:
| Title year | Hosting city, country | Gold | Silver | Bronze | Opening rule |
| 1989 | Kyoto, Japan |  Shigeru Nakamura | Hideki Nara | Toshio Nishimura | Swap |
| 1991 | Moscow, Soviet Union | Shigeru Nakamura | Makoto Yamaguchi |  Aldis Reims | Swap |
| 1993 | Arjeplog, Sweden |  Ando Meritee | Hideki Nara |  Aldis Reims | Swap |
| 1995 | Tallinn, Estonia | Norihiko Kawamura | Ando Meritee |  Dmitry Ilyin | Swap |
| 1997 | Saint Petersburg, Russia | Kazuto Hasegawa | Ando Meritee | Takashi Sagara | RIF |
| 1999 | Beijing, China | Ando Meritee | Igor Sinyov |  Stefan Karlsson | RIF |
| 2001 | Kyoto, Japan | Ando Meritee | Vladimir Sushkov | Igor Sinyov | RIF |
| 2003 | Vadstena, Sweden | Tunnet Taimla | Vladimir Sushkov | Ando Meritee | RIF |
| 2005 | Tallinn, Estonia | Ando Meritee | Vladimir Sushkov | Konstantin Chingin | RIF |
| 2007 | Tyumen, Russia |  Wu Di | Konstantin Chingin | Yusui Yamaguchi | RIF |
| 2009 | Pardubice, Czech Republic | Vladimir Sushkov | Tunnet Taimla | Cao Dong | Yamaguchi |
| 2011 | Huskvarna, Sweden | Cao Dong |  Lin Huang-Yu | Huang Jinxian | Yamaguchi |
| 2013 | Tallinn, Estonia | Tunnet Taimla | Yuuki Oosumi | Vladimir Sushkov | Yamaguchi |
| 2015 | Suzdal, Russia | Qi Guan | Lin Huang-Yu | Lan Zhiren | Yamaguchi |
| 2017 | Taipei, Chinese Taipei | Vladimir Sushkov | Zhu Jianfeng | Lin Shu-Hsuan | Soosõrv-8 |
| 2019 | Tallinn, Estonia | Cao Dong | Vladimir Sushkov | Shunsuke Kamiya | Soosõrv-8 |
The statistics for the players in the Renju World Championships following.
| Place | Player | Gold | Silver | Bronze | Entries |
| 1 | Ando Meritee | 4 | 2 | 1 | 7 |
| 2 | Vladimir Sushkov | 2 | 4 | 1 | 10 |
| 3 | Tunnet Taimla | 2 | 1 | 0 | 7 |
| 4 | Cao Dong | 2 | 0 | 1 | 4 |
| 5 | Shigeru Nakamura | 2 | 0 | 0 | 4 |
| 6 | Kazuto Hasegawa | 1 | 0 | 0 | 5 |
| 7 | Norihiko Kawamura | 1 | 0 | 0 | 2 |
| 7 | Wu Di | 1 | 0 | 0 | 2 |
| 7 | Qi Guan | 1 | 0 | 0 | 2 |
| 10 | Hideki Nara | 0 | 2 | 0 | 6 |
| 11 | Lin Huang-Yu | 0 | 2 | 0 | 3 |
| 12 | Igor Sinyov | 0 | 1 | 1 | 5 |
| 13 | Yusui Yamaguchi | 0 | 1 | 1 | 3 |
| 13 | Konstantin Chingin | 0 | 1 | 1 | 3 |
| 15 | Yuuki Oosumi | 0 | 1 | 0 | 2 |
| 16 | Zhu Jianfeng | 0 | 1 | 0 | 1 |
| 17 | Aldis Reims | 0 | 0 | 2 | 4 |
| 18 | Stefan Karlsson | 0 | 0 | 1 | 8 |
| 19 | Takashi Sagara | 0 | 0 | 1 | 3 |
| 19 | Shunsuke Kamiya | 0 | 0 | 1 | 3 |
| 21 | Lan Zhiren | 0 | 0 | 1 | 2 |
| 22 | Toshio Nishimura | 0 | 0 | 1 | 1 |
| 22 | Dmitry Ilyin | 0 | 0 | 1 | 1 |
| 22 | Huang Jinxian | 0 | 0 | 1 | 1 |
| 22 | Lin Shu-Hsuan | 0 | 0 | 1 | 1 |
Women World Championships
The Women World Championships started in 1997 and are played every second year, at the same time and place with the World Championships. The results are following:| Title year | Hosting city, country | Gold | Silver | Bronze | Opening rule |
| 1997 | Saint Petersburg, Russia | Irina Metreveli | Natalya Vasilyeva | Yelena Lebedeva | RIF |
| 1999 | Beijing, China | Yulia Savrasova | Irina Metreveli | Yelena Lebedeva | RIF |
| 2001 | Kyoto, Japan | Yulia Savrasova | Irina Metreveli | Hsu Wen-Ching | RIF |
| 2003 | Vadstena, Sweden | Yulia Savrasova | Yang Hsiao-Yu | Irina Metreveli | RIF |
| 2005 | Tallinn, Estonia | Oxana Sorokina | Irina Metreveli | Maris Tuvikene | RIF |
| 2007 | Tyumen, Russia | Tatyana Krayeva | Oxana Sorokina | Irina Metreveli | RIF |
| 2009 | Pardubice, Czech Republic | Yulia Savrasova | Yao Jinrui | Hu Xi | Yamaguchi |
| 2011 | Huskvarna, Sweden | Kazumi Arai | Irina Metreveli | Anastasja Oborina | Yamaguchi |
| 2013 | Tallinn, Estonia | Irina Metreveli | Kira Lashko | Olga Kurdina | Yamaguchi |
| 2015 | Suzdal, Russia | Kira Lashko | Wang Qingqing | Irina Metreveli | Yamaguchi |
| 2017 | Taipei, Chinese Taipei | Chien Yung-Hsuan | Wang Qingqing | Liu Xun | Soosõrv-8 |
| 2019 | Tallinn, Estonia | Wu Zhiqin | Li Xiaoqing | Irina Metreveli | Soosõrv-8 |
Team World Championships
Team World Championships in Renju have occurred every second year, since 1996. Since 2010 the opening rule being played is Yamaguchi.The results are following.
The statistics for the Renju Team World Championships following.
| Place | Team | Gold | Silver | Bronze | Entries |
| 1 | 5 | 1 | 3 | 11 | |
| 2 | 3 | 5 | 0 | 11 | |
| 3 | 2 | 2 | 3 | 7 | |
| 4 | 1 | 1 | 3 | 11 | |
| 5 | 0 | 1 | 1 | 9 | |
| 6 | 0 | 1 | 0 | 4 | |
| 7 | 0 | 0 | 1 | 1 |
Youth World Championships
Renju Youth World Championships have occurred every second year since 1996.The results of Youth World Championships of different groups for boys are following:
The results of Youth World Championships of different groups for girls are following:
International Open Tournaments of World Championship
The International Open Tournaments of World Championship started in 1989 and happens every two years, at the same time and place with the World Championship. This tournament is open to all Renju players who do not have the right to play in the World Championship. The first three places in BT have the right to participate in the Qualification Tournament of the next World Championship. There are no world champion titles awarded in this tournament.The results of previous International Open Tournaments of World Championship are following:
| Title year | Hosting city, country | Winner | Runner-up | Third | Opening rule |
| 1989 | Kyoto, Japan | Norihiko Kawamura | Norio Nishizono | Akihiko Kashihara | Swap |
| 1991 | Moscow, Soviet Union | Ando Meritee | Yoshimi Hayakawa | Mikhail Biryukov | Swap |
| 1993 | Arjeplog, Sweden |  Dmitry Ilyin | Igor Sinyov | Victor Alexandrov | Swap |
| 1995 | Tallinn, Estonia | Igor Sinyov | Yoshimi Hayakawa | Gatis Gurckis | Swap |
| 1997 | Saint Petersburg, Russia | Stepan Peskov | Arnis Veidemanis | Evgeniy Bobkov | RIF |
| 1999 | Beijing, China | Bai Tao | Hideki Nara | Shao Xiaodong | RIF |
| 2001 | Kyoto, Japan | Kazuto Hasegawa | Masato Kusajima | Yoshihiro Iio | RIF |
| 2003 | Vadstena, Sweden | Yuriy Tarannikov | Chen Wei | Johann Lents | RIF |
| 2005 | Tallinn, Estonia | Yusui Yamaguchi | Timo Ilu | Chen Ko-Han | RIF |
| 2007 | Tyumen, Russia | Yuuki Oosumi | Lin Huang-Yu | Egor Serdyukov | RIF |
| 2009 | Pardubice, Czech Republic | Lin Huang-Yu | Yuuki Oosumi | Renee Pajuste | Yamaguchi |
| 2011 | Huskvarna, Sweden | Alexey Potapov | Katsumi Kise | Yoshihiro Iio | Yamaguchi |
| 2013 | Tallinn, Estonia | Alexey Potapov | Nikolay Poltaratsky | Shin-ichi Ishitani | Yamaguchi |
| 2015 | Suzdal, Russia | Tomoharu Nakayama | Dmitry Epifanov | Maxim Karasyov | Yamaguchi |
| 2017 | Taipei, Chinese Taipei |  Tang Kai Lam | Liu Yang | Jun Koyama | Soosõrv-8 |
| 2019 | Tallinn, Estonia | Wai Chan Keong | Villem Mesila |  Jang Won-Cheol | Soosõrv-8 |
Renju World Championships via Correspondence
World Championships in Renju via Correspondence were held in 1982 to 1993, and now are played every year since 1996 with an exception in 2009, 2010 and 2016. Since 2014 the opening rule being played is Soosõrv-N.The results from 1982 to 1993 are in the following.
| Title year | Champion | Country |
| 1982 | Vladimir Sapronov | |
| 1984 | Alexandr Nosovsky | |
| 1985 | Alexandr Nosovsky | |
| 1991 | Albert Poghosyan | |
| 1993 | Albert Poghosyan |
The results since 1996 are in the following.
| Title year | Champion | Runner-up | Third |
| 1996 | Aldis Reims |  Linas Laibinis | Igor Sinyov |
| 1997 | Yuriy Tarannikov | Aldis Reims | Stefan Karlsson |
| 1998 | Oleg Fedorkin | Aldis Reims | Kazuto Hasegawa |
| 1999 | Oleg Fedorkin | Alexander Nosovsky | Konstantin Nikonov |
| 2000 | Aldis Reims | Evgeniy Bobkov | Konstantin Nikonov |
| 2001 | Konstantin Nikonov | Zhang Jinyu | Vitaly Lunkin |
| 2002 | Vitaly Lunkin | Zhang Jinyu | Vladimir Dvoeglazov |
| 2003 | Chen Wei | Sergey Filippov | Oleg Klimachev |
| 2004 | Sun Chengmin | Alexey Potapov | Chen Wei |
| 2005 | Victor Barykin | Zhang Jinyu | Lu Wenzhe |
| 2006 | No gold awarded | Dmitry Epifanov | Victor Barykin |
| 2007 | Dmitry Epifanov | Zhang Jinyu | Anatoly Ustimov |
| 2008 | Zhang Jinyu | Jelena Balanova | Alexey Potapov |
| 2011 | Jelena Balanova | Aivo Oll | Alexey Potapov |
| 2012 | Alexey Potapov | Jelena Balanova | Aivo Oll |
| 2013 | Vladimir Sushkov | Alexey Potapov | Viktor Balabhai |
| 2014 | Vladimir Sushkov | Evgeniy Bobkov | Oleg Fedorkin |
| 2015 | Konstantin Nikonov | Oleg Fedorkin | Pavel Makarov |
| 2017 | Hao Tianyi | Qi Bo | Dmitry Epifanov |
| 2018 | Hao Tianyi | Dmitry Epifanov | Vladimir Filinov |
| 2019 | Wang Qichao | Vladimir Sushkov | Aivo Oll |