FDV may refer to:

• Federation of the Greens (Italian: Federazione dei Verdi), a political party in Italy
• Festival du Voyageur, a winter festival in Winnipeg, Manitoba, Canada
• Fiji disease virus
• Fill and drain valve, a valve used in space and missile industry which achieves extremely tight leakage, while providing redundant inhibits against external leakage
• Flow divider valve, a valve providing a plurality of output flows from a single fluid source

This disambiguation page lists articles associated with the title FDV.
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