Passumpsic is a Native American word meaning "clear running water" and may refer to:

Geography

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Ships

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  • USS Passumpsic (AO-107), an oiler that served in the United States Navy from 1946 to 1973 before transferring to the Military Sealift Command and becoming USNS Passumpsic (T-AO-107)
  • USNS Passumpsic (T-AO-107), an oiler that served in the Military Sealift Command from 1973 to 1991 after service in the United States Navy as USS Passumpsic (AO-107)