Lieutenant-Colonel Robert Durie Osborn (1835–1889) was a British army officer. Osborn was born at Agra, India, on 6 Aug. 1835. His father, Henry Roche Osborn, entered the British East India Company's service in May 1819, and served most of his time in the 54th Native Infantry, but later was lieutenant-colonel of the 13th Native Infantry; he died at Ferozepore in 1889.