All squads have been trimmed to 12 players, as the action tips off on Saturday 27 June.
Click on the name of the team(s) below to see the full roster.
Group B: Argentina; Spain; China; Turkey.
Group C: Canada; Italy; Tunisia; Australia.
Group D: Dominican Republic; Korea; Greece; Serbia.
Go to fiba.com/u19 for full coverage of the Championship.
The Group Phase takes place from Saturday 27 June until Tuesday 30 June. The Final Phase will then follow from Wednesday 1 July until Sunday 5 July.
Watch all of the games for free on youtube.com/fiba and livebasketball.tv (registration required, no subscription needed). All Group Phase and Round of 16 games will be streamed live on YouTube. The Quarter-Finals, Semi-Finals, Third-Place Game and Final will broadcast on LiveBasketkball.TV, while Classification Games 5-8 and 9-16 will be available on FIBA's YouTube channel.