Sir Arthur Charles Trevor KCSI (6 April 1841 – 25 October 1920) was a British civil servant and colonial administrator in British India.
Trevor was born in Jalalabad, Afghanistan, the son of Robert Salusbury Trevor and Mary Spottiswoode. He was educated at St John's School, Leatherhead and Lincoln College, Oxford before joining the Indian Civil Service in 1861. He served in various customs and revenue related roles in India, before serving as the Commissioner for Sind between 1889 and 1891. In 1894 Trevor was made Companion of the Order of the Star of India.
He became a member of the Council of Bombay in 1892, and between 1895 and 1901 he served as member of the Supreme Council for Railways and Public Works. He was made Knight Companion of the Order of the Star of India in the 1898 New Year Honours.
In 1867 he married Florence Mary Prescott, daughter of Colonel Cyril Jackson Prescott.