Robert Lang (born 6 April 1840 at Jessore, India; died 23 March 1908 at Woodham Walter, Essex) was an English amateur cricketer who played first-class cricket from 1860 to 1862 for Cambridge University. Lang was educated at Harrow, where he captained the cricket team in 1858 and 1859, and at Trinity College, Cambridge. He made 11 appearances in first-class matches: eight for Cambridge and three for the Gentlemen in the Gentlemen v Players series.