This is a list of rivers in the Democratic Republic of the Congo. This list is arranged by drainage basin, with respective tributaries indented under each larger stream's name.

Atlantic Ocean

• Chiloango River
• Congo River
  • M'pozo River
  • Inkisi River (Zadi River)
  • Ndjili River
    • Lukaya River
  • Lukunga River
  • Kasai River (Kwa River)
    • Fimi River
      • Lukenie River
      • Lokoro River
      • Lotoi River
    • Kwango River
      • Kwilu River
        • Inzia River
        • Kwenge River
        • Lutshima River
      • Wamba River
        • Bakali River
    • Kamtsha River
    • Luele River
    • Lubue River
    • Loange River
      • Lushiko River
    • Sankuru River
      • Lubudi River
      • Lubefu River
      • Lubi River
        • Fwa River
      • Mbuji-Mayi River (Bushimaie River)
      • Luilu River
      • Lubilash River
      • Luenbe River
    • Lutshuadi River
    • Lulua River
      • Loebo River
    • Lovua River
    • Chicapa River
    • Luachimo River
    • Chiumbe River
      • Luia River
    • Lueta River (Kaongeshi River)
  • Ubangi River
    • Ngiri River
    • Lua River
    • Mbomou River
      • Bili River
    • Uele River
      • Bima River
      • Uere River
      • Bomokandi River
      • Duru River
      • Dungu River
        • Garamba River
      • Kibali River
        • Nzoro River
  • Ruki River
    • Momboyo River
      • Lokolo River
      • Luilaka River
      • Loile River
    • Busira River
      • Salonga River
        • Yenge River
      • Lomela River
        • Tshuapa River
  • Ikelemba River
  • Lulonga River
    • Lopori River
      • Bolombo River
    • Maringa River
      • Lomako River
  • Mongala River
    • Ebola River
  • Itimbiri River
    • Tele River
    • Likati River
    • Rubi River
  • Aruwimi River
    • Lulu River
    • Nepoko River
    • Ituri River
      • Lenda River
  • Lomami River
  • Lindi River
    • Tshopo River
  • Maiko River
  • Lualaba River (upper Congo River)
    • Lowa River
      • Oso River
    • Ulindi River
      • Lugulu River
    • Elila River
    • Luama River
    • Lukuga River
      • Luizi River
      • Lake Tanganyika
        • Ruzizi River
        • Mulobozi River
    • Luvidjo River
    • Luvua River
      • Lukushi River
      • Luapula River
    • Lufira River
    • Lubudi River

Mediterranean Sea

• Nile
  • White Nile
    • Lake Albert
      • Semliki River
        • Rutshuru River
        • Ishasha River (via Lake Edward)