Smallville is the fictional hometown of Clark Kent. Pre-Crisis on Infinite Earths, the town was protected by the first Superboy, before he began his career in Metropolis as Superman. Post-Crisis, the second Supergirl and third Superboy have spent significant time in Smallville.

Smallville is an American television series that follows the adventures of a young Clark Kent (Tom Welling), as a teenager living in Smallville, Kansas, during the years before he becomes Superman. Created by Alfred Gough and Miles Millar, Smallville debuted on October 16, 2001 on the WB Network, though it now airs on The CW (following the merger of The WB and UPN after the respective networks ceased operations) and is currently in its sixth season. Smallville is filmed in Vancouver area, British Columbia, Canada.

This article contains a complete review of the first season of the American drama action/adventure sci-fi television series Smallville. The season began airing on October 16, 2001 and concluded on May 21, 2002.