Sir Alexander Norman Ley Cater KCIE (15 June 1880 – 21 October 1957) was an administrator in British India.
Born at Lower Bebington, Cheshire, the son of Charles A. Cater, he was educated at Wellington College and Christ's College, Cambridge.
He joined the ICS in 1903, arriving in India the following year.
In 1921, he received the Order of the White Elephant, 3rd Class from the King of Siam.
He was appointed a CIE in 1929 and was knighted with the KCIE in 1933.