Bass River may refer to:

• Bass River (Victoria), a relatively short coastal river

• Bass River, Nova Scotia, an unincorporated rural community in Colchester County and small river therein located
• Bass River, Kent County, an unincorporated rural community in Weldford Parish, Kent County, New Brunswick
• Little Bass River, Nova Scotia

• Bass River (Michigan), a tributary of the Grand River in Ottawa County
• Bass River (Massachusetts), an estuary and village in South Yarmouth, Massachusetts, United States
• Bass River (New Jersey), a tributary of the Mullica River
• Bass River Township, New Jersey

• Bass (disambiguation)