Gilbert de Gaunt, 1st Baron Gaunt (died 1297), Lord of Folkingham was an English noble.
He was the heir of his father Gilbert de Gaunt.
Gilbert died in 1297, without issue, his estates passing to his sisters, Margaret, Nichole and Juliane.
Margaret was married to William de Kerdeston, Nichole to Peter de Mauley, while Juliane died unmarried.
His sister Hawise, predeceased him, without issue.