• Juglans Linnaeus, 1753
• Juglans acuminata †
• Juglans ailanthifolia Carr.
• Juglans ailantifolia Carriere
• Juglans alba L.p.p. accepted as Carya alba (L.) Nutt. ex Ell.
• Juglans bixbyi Rehd.
• Juglans boliviana (C. DC.) Dode
• Juglans californica S. Wats.
• Juglans cinerea Linnaeus
• Juglans concentricopis †
• Juglans costata †
• Juglans deformis †
• Juglans denticulatum †
• Juglans elaeopyren Dode accepted as Juglans major (Torr.) Heller
• Juglans fructus †
• Juglans hindsii (Jepson) Jepson ex R.E. Sm.
• Juglans honorei Dode accepted as Juglans neotropica Diels
• Juglans intermedia Carr.
• Juglans jamaicensis C. DC.
• Juglans laevigata †
• Juglans major (Torr.) Heller
• Juglans microcarpa Berl.
• Juglans neotropica Diels
• Juglans nigra Linnaeus
• Juglans quadrangulata (Carr.) Rehd.
• Juglans regia Linnaeus
• Juglans rostrata †
• Juglans rupestris Engelm. ex Torr. accepted as Juglans microcarpa Berl.
• Juglans sieboldiana Maxim. accepted as Juglans ailanthifolia Carr.
• Juglansoxylon Falqui, 1906 † (uncertain)
• Juglanspollenites G.V. Raatz, 1937 †