George Preston may refer to:
George Preston (British Army officer, died 1748) (c. 1659–1748), Scottish army officer, known for his involvement in the Jacobite risings
George Preston (British Army officer, died 1785) (1707–1785), led the Royal Scots Greys
George Dawson Preston (1896–1972), British physicist
George Henry Preston (1911–2003), British gardener
George Nelson Preston (born 1938), artist and scholar of African art