The Loire's tributaries include the following rivers, in order going upstream:

• Acheneau
  • Boulogne
• Sèvre Nantaise (in Nantes)
• Erdre (in Nantes)
• Èvre (in Le Marillais)
• Layon (in Chalonnes-sur-Loire)
• Maine (near Angers)
  • Mayenne (near Angers)
    • Oudon (in Le Lion-d'Angers)
      • Verzée (in Segré)
    • Ernée (in Saint-Jean-sur-Mayenne)
  • Sarthe (near Angers)
    • Loir (north of Angers)
      • Braye (in Pont-de-Braye)
      • Aigre (near Cloyes-sur-le-Loir)
      • Yerre (near Cloyes-sur-le-Loir)
      • Conie (near Châteaudun)
      • Ozanne (in Bonneval)
    • Vaige (in Sablé-sur-Sarthe)
    • Vègre (in Avoise)
    • Huisne (in Le Mans)
• Authion (in Sainte-Gemmes-sur-Loire)
• Thouet (near Saumur)
  • Dive (near Saint-Just-sur-Dive)
  • Losse (near Montreuil-Bellay)
  • Argenton (near Saint-Martin-de-Sanzay)
  • Thouaret (near Taizé)
  • Cébron (near Saint-Loup-sur-Thouet)
  • Palais (near Parthenay)
  • Viette (near Parthenay)
• Vienne (in Candes-Saint-Martin)
  • Creuse (north of Châtellerault)
    • Gartempe (in La Roche-Posay)
      • Anglin (in Angles-sur-l'Anglin)
        • Salleron (in Ingrandes)
        • Benaize (in Saint-Hilaire-sur-Benaize)
        • Abloux (in Prissac)
      • Brame (in Darnac)
      • Semme (in Droux)
    • Petite Creuse (in Fresselines)
  • Clain (in Châtellerault)
    • Clouère (in Château-Larcher)
  • Briance (in Condat-sur-Vienne)
  • Taurion (in Saint-Priest-Taurion)
• Indre (east of Candes-Saint-Martin)
  • Indrois (in Azay-sur-Indre)
• Cher (in Villandry)
  • Sauldre (in Selles-sur-Cher)
    • Rère (in Villeherviers)
  • Arnon (near Vierzon)
  • Yèvre (in Vierzon)
    • Auron (in Bourges)
    • Airain (in Savigny-en-Septaine)
  • Tardes (in Évaux-les-Bains)
    • Voueize (in Chambon-sur-Voueize)
• Beuvron (in Chaumont-sur-Loire)
  • Cosson (in Candé-sur-Beuvron)
• Loiret (in Orléans)
• Vauvise (in Saint-Satur)

• Allier (near Nevers)
  • Sioule (in La Ferté-Hauterive)
    • Bouble (in Saint-Pourçain-sur-Sioule)
  • Dore (near Puy-Guillaume)
  • Alagnon (near Jumeaux)
  • Senouire (near Brioude)
  • Ance (in Monistrol-d'Allier)
  • Chapeauroux (in Saint-Christophe-d'Allier)
• Nièvre (in Nevers)
• Acolin (near Decize)
• Aron (in Decize)
  • Alène (in Cercy-la-Tour)
• Besbre (near Dompierre-sur-Besbre)
• Arroux (in Digoin)
  • Bourbince (in Digoin)
• Arconce (in Varenne-Saint-Germain)
• Lignon du Forez (in Feurs)
• Furan (in Andrézieux-Bouthéon)
• Ondaine (in Unieux)
• Lignon du Velay (in Monistrol-sur-Loire)