The winner of the 2023 Rugby World Cup was South Africa, who claimed their fourth title. They defeated New Zealand in the final, with England finishing in third place

. Before the tournament, predictive models and experts had favored New Zealand as the most likely champions, with a 33.5% chance, followed by South Africa (26.2%), France (20.6%), and Ireland (11.9%)

. However, South Africa ultimately won, showing that while New Zealand was the pre-tournament favorite, South Africa prevailed in the competition