Ralph du Boulay Evans (1 October 1891 – 27 July 1929) was an English cricketer.
Evans was a right-handed batsman who bowled right-arm medium pace.
Evans made a single first-class cricket appearance for Hampshire County Cricket Club during the 1912 County Championship against Essex.
In 1913 Evans represented Cambridge University, making his debut for the University against HDG Leveson-Gower's XI.
Evans played two more first-class matches for the University, against the Marylebone Cricket Club and L Robinson's XI.
Against L Robinson's XI, Evans made his only first-class half century, scoring 70 runs in Cambridge Universities second innings.
Evans final first-class match came for the Free Foresters against Cambridge University in 1914.
Evans was killed in a motor accident at Wheeler Ridge, California in the United States on 27 July 1929.