River otter may refer to:

• Eurasian river otter, found in Eurasia
• Giant river otter, found in South America
• Japanese river otter, an extinct species
• Neotropical river otter, found in Central and South America
• North American river otter, found in North America
• Southern river otter, found in Chile and Argentina

• River Otter, Devon, a river in South West England
• Missouri River Otters, a former minor league hockey team from St. Charles, Missouri

• Otter (disambiguation)
• Otter River (disambiguation)
• River Ottery, Cornwall

This disambiguation page lists articles associated with the title River otter.
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