The 1929 UCI Road World Championships, organized on Friday 16 August 1929, was the ninth edition of the UCI Road World Championships.

[1][2] It was the second time the championships took place in Zürich, Switzerland after the 1923 edition.

[3] The course, with Zürich as both start and finish place, was around 200km.

[4] All 16 professional cyclists finished, with Georges Ronsse -succeeding himself as world champion- reaching an average speed of 29.405 km/h.

[5] In the same period, the 1929 UCI Track Cycling World Championships was organized in the Oerlikon Velodrome in Zürich.