William Delaplace

William Delaplace (unknown-1808) was a British soldier who served in the British Army in the Twenty-Sixth Regiment and served as the commandant of Fort Ticonderoga and was appointed commandant in June 1766.^[1] He surrendered the fort on May 10, 1775, during the American Revolutionary War and after he surrendered, was put as a prisoner in Connecticut.

Very little is known about Delaplace's early life like his date of birth and parents.^[1]

William Delaplace began his Military Career during the era of the French And Indian War, serving as an Officer in the British's 26th Regiment of Foot.^[1] After the regiment Arrived in 1767, the regiment spent several on garrison duty in New Jersey and New York before being reassigned to more frontier posts in the Champlain Valley in the early 1770s.^[2] Before the regiment Arrived in 1767, Delaplace was appointed commandant of Fort Ticonderoga.^[3] On February 10, 1775, Delaplace wrote to general Thomas Gage reporting an incident in which his armed men questioned a local settler about the fort's strength. He reflected rising tensions in the region.^[3] Delaplace is most best known for his surrendering at the Battle of Ticonderoga to American forces on May 10, 1775.^[4] Following his surrender at Ticonderoga, he and his garrison were held as prisoner in Connecticut. in April, 1776, Major Christopher French wrote to general George Washington that described Delaplace and the captured garrison members which, provided details about their captivity and the conditions.^[5]

Very little is known about what happened to Delaplace after his imprisonment, but it is known that he died in 1808.^[1]

• "Ticonderoga's British Garrison Imprisoned in Connecticut". Northern Department. Retrieved 17 February 2026.

^[1]