Fleta is a medieval treatise on the common law of England. Fleta may also refer to: Fleet Prison (by its medieval Latin name) Fleta (moth), a moth genus in the family Noctuidae Surname Ignacio Fleta, (1897–1977), Spanish luthier Miguel Fleta (1897–1938), Spanish tenor Given name Fleta Jan Brown Spencer (1882–1938), American songwriter, composer, pianist and singer Nickname Fleta (gamer), professional esports player Kim Byung-sun