R. Smith

R. Smith may refer to:

• R. D. Hilton Smith (1903–1974), Canadian librarian
• R. Grant Smith (born 1939), American diplomat
• R. Harlan Smith (born 1939), Canadian country music singer
• R. Jeffrey Smith, Pulitzer Prize–winning American journalist
• R. K. Smith (born 1937), American stock car racing driver
• R. Thomas Smith or Tom Smith (1878–1957), American Thoroughbred racehorse trainer