John Randall Walker (February 23, 1874 – July 21, 1942) was a U.S. political figure from the state of Georgia.

Walker was born near Blackshear, Georgia in 1874 and graduated from the Jasper Normal College in Jasper, Florida.

In 1912, Walker was elected to the 63rd United States Congress as a Democratic member of the United States House of Representatives and served two additional terms in that seat until losing his bid for renomination in 1918.

He died in Blackshear on July 21, 1942, and was buried in a family cemetery in Pierce County, Georgia.

This article about a politician from the U.S. state of Georgia is a stub.