General William Ashe-à Court (c. 1708 – 2 August 1781) was a senior British Army officer and a Member of Parliament.

Born William à Court, he was the son of Pierce à Court, MP and Elizabeth Ashe of Ivy Church, Wiltshire.

He became a cornet in the 4th Dragoons in 1729 and in 1738 a lieutenant and captain in the 2nd Foot Guards, in which regiment he was subsequently promoted captain and lieutenant-colonel in 1745, 2nd major and colonel in 1755, major-general in 1759 and lieutenant-general in 1765.

Their only son William succeeded him as MP for Heytesbury and was created a baronet in 1795.

His grandson, also named William, was raised to the peerage as Baron Heytesbury in 1828.