World Series Baseball 2K1 (also known as World Series Baseball 2K1) is a Dreamcast sports video game. It was developed and published in the United States by Wow Entertainment. The game was the first in the series to appear on the Dreamcast. It was also a spiritual successor to World Series Baseball.

The retro New Sega Dreamcast World Series Baseball 2K1 is available for Dreamcast. New Sega Dreamcast World Series Baseball 2K1 can be purchased for your Sega Dreamcast classic system for a limited amount of time.

*First Run Print Factory-Sealed