Colt Walker Emerson (born July 20, 2005) is an American professional baseball shortstop in the Seattle Mariners organization.

Emerson grew up in Cambridge, Ohio and attended John Glenn High School.

[9] Emerson made his professional debut in August with the Arizona Complex League Mariners.

[11] In the two-game California League Championship, Emerson went 6-for-10 as the Nuts swept the Rancho Cucamonga Quakes.

[18] His hitting rebounded, batting .370 in 13 games, but another injury, this one to his hamstring, cut short his Fall League play.

[20][21] Emerson participated in the United States national baseball team youth tournaments and programs.