François Nicolas Baron Fagel (3 February 1655 – 23 February 1718) was a Dutch States Army officer and nobleman. He was a nephew of Gaspar Fagel and took part in many battles during his career. He played an important role in battles such as the Battle of Landen, Battle of Ekeren and the Battle of Malplaquet, and In 1704 and 1705 he commanded the Allied forces in Portugal in collaboration with the Earl of Galway. He also was a siege expert and led the sieges of Béthune, Bouchain and Le Quesnoy in 1710, 1711 and 1712 respectively. He was the son of Nicolaas Fagel, mayor of Nijmegen, and Elisabeth Robbé.