Robin L. Sheppard Field - A lighted, artificial turf field for Trinity's field hockey and women's lacrosse teams.

Rome Campus - The center for Trinity's study away program in Rome, Italy, located on Aventine Hill.

Roosevelt Plaque - Stone with inscription on Long Walk to commemorate Theodore Roosevelt's visit.

Theodore Roosevelt Speech - Speech regarding World War I given by Theodore Roosevelt during his visit to Trinity's campus in 1918.

Rope Rush - A contest between classes, popular in the early 20th century.

ROTC - Trinity's Air Force Reserves Officer Training Corps (AFROTC) program, in existence from 1948 until 1970.

Rowing (Crew) - Rowing was one of Trinity's earliest sports, beginning as the Minnehaha Club in 1856, and remains popular today.

Rushes - Physical “scraps” or competitions between the first and second year classes of students.