Jason William Smith (born July 24, 1977) is an American former Major League Baseball infielder.

After stints in Tampa Bay, Detroit and Colorado, Smith was claimed in the Rule 5 Draft by Toronto in December 2006.

On July 11, 2007, while on the disabled list, he was claimed off waivers by the Kansas City Royals, for whom he batted .188 in 2007 and .214 in 2008.

He became a free agent after the 2008 season and signed a minor league contract with the Houston Astros on January 5, 2009.

[2] On May 10, 2009, Smith was recalled to Houston for added depth as Lance Berkman suffered a wrist injury.