William Honywood (c. 1759 – 9 February 1818)^[1] was a British soldier and Whig^[2] politician who sat in the House of Commons from 1806 to 1812.

Honeywood was the son of William Honywood and his wife Elizabeth Clark of Wallingford.^[3] He served in the American War.^[4]

Honywood was elected as a Member of Parliament (MP) for Kent at the 1806 general election^[2] and held the seat until the 1812 general election,^[1] which he did not contest.^[2]

In 1809, Honywood inherited the Marks Hall estate from his half-uncle Filmer Honywood, also a Member of Parliament.^[5]

Honywood married Mary Brockman.^[4] He died at his home in Charles Street, Berkeley Square, London aged 59.^[6] Their son William Philip was also MP for Kent, and inherited the Marks Hall estate.^[5]