The 2007 World Judo Championships are the 25th edition of the Judo World Championships, and were held at the Rio Olympic Arena, usually called Arena Multiuso, that was built for the 2007 Pan-American Games, in Jacarepaguá, Rio de Janeiro, Brazil from September 13 to September 16, 2007.

The World Judo Championships are the highest level of international judo competition, along with the Olympic judo competition. The championships are held once every year by the International Judo Federation, and qualified judoka compete in their respective categories as representatives of their home countries. Team competitions have also been held since 1994. The men's championships began in 1956, though the format and periodicity of the championships have changed over time. The last edition of the championships took place in Doha, Qatar in 2023.