Peerage is a rank of aristocracy, historically used in many monarchical systems of government. The term "peerage" technically refers to a subset of the complete system of titles of nobility, with the precise meaning varying from country to country.

• British Peerage
• Welsh Peers
• Peerage of England
• Peerage of Ireland
• Peerage of Scotland
• Peerage of Great Britain
• Peerage of the United Kingdom
• List of dukedoms in the peerages of the British Isles
• Canadian peerage
• Pairie
• Peerage of France & crusader kingdom of Jerusalem
• List of French peerages