Frank Joseph "Cactus" Keck (January 13, 1899 – February 6, 1981) was a pitcher in Major League Baseball.

[1] Keck attended Kirkwood High School in Kirkwood, Missouri, where he threw a no-hitter against Maplewood High School.

The St. Louis Browns secured exclusive rights to negotiate a contract with Keck upon his graduation from high school.

[2] Keck ended his professional baseball career in 1930 to become a firefighter in Kirkwood.

This biographical article relating to an American baseball pitcher born in the 1890s is a stub.