Muscovy or Moscovia () is:

• a Latin name of Moscow

• an alternate name of the Grand Principality of Moscow (1263–1547).

• an alternate name of the Tsardom of Russia (1547–1721).

Variations include Muscovia, Muskovia, and Moscovy.

The name may also refer to:

• Muscovy Company, an English trading company chartered in 1555

• Muscovy duck (Cairina moschata)

• Domestic Muscovy duck (Cairina moschata domestica)

• Moscovia (region), a historical region in central Russia

• Muscovy glass, or muscovite, a mineral

• Muscovy, a fictional "parallel world" Russia in Phillip Pullman's His Dark Materials

See also

• Moskovia Airlines, a defunct Russian airline

• Moscobia Convent, a convent established by the Russian Orthodox Church in Ein Karem

• Moskal, a designation used for the residents of the Grand Duchy of Moscow and Russia, currently an ethnic slur