Mace has three principal meanings:

• Mace (weapon), a weapon with a heavy head on a solid shaft used to bludgeon opponents
  • Flail (weapon), a spiked weapon on a chain
  • Ceremonial mace, an ornamented mace used in civic ceremonies
• Mace (spray), a brand of tear gas, often used by police
• Mace (spice), a spice derived from the aril of nutmeg

Mace may also refer to:

• Mace (construction company), an international consultancy and construction company
• Mace (store), a convenience store chain in the United Kingdom and Ireland
• Mace (unit), an English term for a traditional Chinese measurement of weight
• MGM-13 Mace, a U.S. tactical surface-to-surface missile
• Mace: The Dark Age, a 1997 fighting game for arcades and the Nintendo 64
• Mace debating, a particular style of debating