The UCI Road World Championships - Women's time trial is the annual world championship for road bicycle racing in the discipline of time trial, organised by the world governing body, the Union Cycliste Internationale.

The event was first run in 1994.

From 2022 to 2024, competitors in this event under the age of 23 at the end of the previous year were also competing for honours in their own classification.

Nations are ranked in order of number of gold, silver and bronze medals won.