Renew or renewal may refer to:

• Urban renewal - a function of urban planning
• Renewal theory - a branch of probability theory
• Renewal (journal) - a journal of Labour politics (UK)
• Renewal (law) - the act of renewing an expiring law or act
• Renewal (religion) - collective term for the charismatic, pentecostal and neo-charismatic churches
• Jewish Renewal - a movement in Judaism
• Catholic Charismatic Renewal - a movement in the Roman Catholic Church
• Renewal (fencing)
• Renewal (album) - an album by the thrash metal band Kreator
• Renewal Christian Centre - a British megachurch in Solihull
• Renewal Batteries, a type of rechargeable alkaline batteries made by Rayovac
• Renewal (copyright) - the act of renewing copyright
• Renewal (live roleplaying game) - a Live Roleplaying campaign run by Curious Pastimes
• Renewal (parliamentary procedure) – Bringing up a motion again that has already been disposed of by the deliberative assembly

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