American pondweed is a common name for several aquatic plants, and may refer to:
Elodea canadensis, in the family Hydrocharitaceae, with many small leaves on a submerged stem Potamogeton epihydrus, in the family Potamogetonaceae, and known as "American pondweed" in the British Isles Potamogeton nodosus, in the family Potamogetonaceae, with large floating leaves born on elongated petioles