Spaventa is an Italian surname. Notable people with the surname include:

• Bertrando Spaventa (1817–1883), Italian philosopher
• Luigi Spaventa (1934–2013), Italian academic
• Silvio Spaventa (1822–1893), Italian journalist, politician and statesman

• Leader (dance partner)
• Leader (film)
• Leaderfoot Viaduct
• Leaderism
• Leaderless resistance movements
• Leader Magazine
• Leader Messenger
• Leader of Alderney
• Leader of Britain
• Leader of Fianna Fail
• Leader of Fianna Fáil
• Leader of Fine Gael
• Leader of Government Business
• Leader of Scottish Liberal Democrats
• Leader of Seanad Éireann
• Leader of the Alliance Party
• Leader of the Band (song)
• Leader of the Banned
• Leader of the Black Sheep Turkmen
• Leader of the Bolshevik Party
• Leader of the free world
• Leader of the government in parliament (Quebec)
• Leader of the House (disambiguation)
• Leader of the House of Commons (Northern Ireland)
• Leader of the House of Commons of Northern Ireland