Randolph Murdaugh Sr. (February 28, 1887 – July 19, 1940) was an American attorney and politician from South Carolina who served as the circuit solicitor for the 14th judicial district from 1920 until his death in 1940.

He attended the US Naval Academy and graduated from the University of South Carolina (USC) with a bachelor's of arts in 1908 and from its law school in 1910.

[7][3] In 1910, he founded a one-man law firm in Hampton, South Carolina, 78 miles (126 kilometers) west of Charleston and worked as the town attorney.

[25] While solicitor, he represented a governor, prosecuted another, and was known to fill the courthouse gallery during murder trials.

[5] His car "crashed into a Charleston and Western Carolina freight train at a grade crossing about five miles south of Varnville.

After his death, Buster sued Charleston and Western Carolina Railway and the parties settled for an undisclosed sum.