Brother Rat is a 1938 American comedy drama film about cadets at Virginia Military Institute in Lexington, Virginia, directed by William Keighley, and starring Ronald Reagan, Priscilla Lane, Eddie Albert, Jane Wyman, and Wayne Morris.

The Virginia Military Institute (VMI) is a public senior military college in Lexington, Virginia. It was founded in 1839 as America's first state military college and is the oldest public senior military college in the United States. In keeping with its founding principles and unlike any other senior military college in the United States, VMI enrolls cadets only and awards bachelor's degrees exclusively. The institute grants degrees in 14 disciplines in engineering, science, and the liberal arts.