Muscovy is an alternative name for the Grand Duchy of Moscow (1263–1547) and the Tsardom of Russia (1547–1721). It may also refer to:
- Muscovy Company, an English trading company chartered in 1555
- Muscovy duck (Cairina moschata) and Domestic Muscovy duck (Cairina moschata domestica)
- Muscovy glass, or muscovite, a mineral
- Muscovy, a "parallel world" Russia in Phillip Pullman's His Dark Materials
See also
- Moscobia Convent, a convent established by the Russian Orthodox Church in Ein Karem
- Moskovia Airlines, a defunct Russian airline