Reginald Digby (30 April 1847 – 29 September 1927) was an English first-class cricketer.

The son of The Rev. Hon. Kenelm Henry Digby, he was born in April 1847 at Tittleshall, Norfolk. He was educated at Harrow School,^[1] before going up to Magdalen College, Oxford.^[2] While studying at Oxford, he played first-class cricket for Oxford University, making his debut against the Marylebone Cricket Club at Oxford in 1867. He played first-class cricket for Oxford until 1869, making fourteen appearances, which included three appearances on the losing in The University Matches of 1867, 1868 and 1869.^[3][4] Digby scored 429 runs in his fourteen matches, at an average of 18.65 and with a high score of 88.^[5] He was described by Wisden Cricketers' Almanack as “a sound batsman with a finished style and a good field at cover-point”.^[4]

After completing his bachelor's degree at Magdalen College, he proceeded to New College in 1870 to complete his master's degree.^[2] After graduating from Oxford, he was employed as a land agent for the Digby Estates in Ireland, where he was also a justice of the peace for Queen's County.^[1] He lived out his latter years in England at Colehill in Dorset, where he died in September 1927.^[4] He was married to Caroline Grace Boddington in 1872, with the couple having four children.^[6] His brother, Sir Kenelm Digby, was a first-class cricketer, lawyer and civil servant, while three of his nephews also played first-class cricket. His grandfather was Sir Henry Digby, a Royal Navy admiral.