Otter River

Otter River may refer to:

• Otter River (Northwest Branch Saint John River tributary), in Quebec, Canada, and Maine, US
• Otter River (Ontario)
• Otter River (Massachusetts)
• Otter River, a village in Templeton, Massachusetts
• Otter River (Michigan)
• Otter River (Minnesota)
• Otter River (Virginia)
• Sweet Grass Creek, or Otter River, in Montana

• River Otter, Devon, England

• River otter (disambiguation)
• Otto River, in New Zealand's South Island