Sir William Sackville (c.1570–1592) was an English army officer in the service of

Henry IV of France Henry IV (; 13 December 1553 – 14 May 1610), also known by the epithets Good King Henry (''le Bon Roi Henri'') or Henry the Great (''Henri le Grand''), was King of Navarre (as Henry III) from 1572 and King of France from 1589 to 16 ...

, who knighted him. He was the third son of Thomas Sackville, 1st Earl of Dorset. In the expedition of Peregrine Bertie, 13th Baron Willoughby de Eresby, Sackville arrived in France in September 1589, and was knighted shortly. He then served under François de La Noue, near Paris. He was wounded and lost his horse at the Siege of Paris in 1590. Sackville was killed in the 1592 campaign of Henry IV, in which Spanish forces under the

Duke of Parma The Duke of Parma and Piacenza () was the ruler of the Duchy of Parma and Piacenza, a List of historic states of Italy, historical state of Northern Italy. It was created by Pope Paul III (Alessandro Farnese) for his son Pier Luigi Farnese, Du ...

made a landing in northern France early in the year. He was killed, or taken, in fighting near Bures on 14 February. John Ross of the Inner Temple, as a law student of the early 1590s, wrote a long commemorative poem for Sackville.

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{{DEFAULTSORT:Sackville, William Year of birth uncertain 1592 deaths Immigrants to France English army officers Younger sons of earls