Bulcy (French pronunciation: [bylsi]) is a commune in the Nièvre department in central France.

In 1918, during World War I, a field between the towns of Mesves-sur-Loire and Bulcy was the site of a huge American Army hospital. In November, 1918, there were 20,186 patients and a total of 38,765 wounded and convalescing soldiers spent time at this temporary hospital. As many as 140,000 Americans were stationed in the area in 1918 so the it had a major American presence.