Tony Hawk's Pro Skater 3 is a 2001 skateboarding video game and the third installment in the Tony Hawk's series. It was published by Activision under the Activision O2 label in 2001 for the PlayStation, PlayStation 2, Game Boy Color and GameCube. In 2002, it was published for the Xbox, Game Boy Advance, Windows, Mac OS, and the Nintendo 64. It was the final official release for the Nintendo 64 (having been discontinued 3 months prior) and the only game that was released for the system in 2002, the first game released for the PlayStation 2 supporting online play and was a launch title for the GameCube in North America and PAL regions.

Tony Hawk's Pro Skater 3 received critical acclaim, with the PlayStation 2 version being tied for highest-rated PlayStation 2 game on Metacritic alongside Grand Theft Auto III, and selling over 2.1 million copies in the United States by July 2006. Pro Skater 3 is also considered to be one of the greatest video games ever made.

A remake of the game is included as part of Tony Hawk's Pro Skater 3 + 4, due to release in July 2025.