Helvetia is the female personification of Switzerland.

Helvetia may also refer to:

• 113390 Helvetia, an asteroid
• Helvetia (band), a rock band from Seattle, Washington
• Helvetia Insurance, a Swiss insurance company
• Helvetia (magazine), periodical for Swiss Occidentalists
• Helvetia (ship, 1875), a paddle steamer that operated on Lake Zurich from 1875 to 1958
• Helvetia (ship, 1964), a motor vessel that has operated on Lake Zurich since 1964
• Helvetia (spider), a genus of jumping spiders
• Helvetia (train), an express train formerly operated between Germany and Switzerland
• Helvetia, Arizona, a ghost town
• Helvetia, New Zealand, a location/hamlet near Pukekohe, New Zealand
• Helvetia, Oregon
• Helvetia, West Virginia
• Helvetia, Wisconsin
• USS Helvetia (SP-3096), a United States Navy patrol vessel in commission from 1918 to 1919
• Helvetia, the fictional country that the 2010 anime Sound of the Sky is set in
• Helvetia Tinde, the highest peak in Peary Land, North Greenland
• Medan Helvetia, an administrative district in Medan, Indonesia

• New Helvetia, a Mexican-era California settlement
• Nueva Helvecia, a city in Uruguay
• Helvecia, a town in Argentina
• Helvécia, a village in Hungary near Kecskemét
• Helvetica (disambiguation)
• Helvetii, the Celtic inhabitants of Helvetia
• Switzerland in the Roman era