MIAF may refer to:

• Melbourne International Arts Festival
• Melbourne International Animation Festival
• Maunatul Islam Association of Fiji
• Marshal of the Indian Air Force, the senior rank in the Indian Air Force
• Manchukuo Imperial Air Force

• Peter Walsh, O.S.F.
• Peter Walsh (producer)
• Peter Walsh (record producer)
• Peter Walters
• Peter Walters (footballer)
• Peter Wanless
• Peter Wanner Mansion
• Peter Wararu Waranaka
• Peter Warburton (1588–1666)
• Peter Warburton (disambiguation)
• Peter Warburton (footballer)
• Peter Warburton (jurist)
• Peter Ward (footballer born 1955)
• Peter Ward (footballer born 1964)
• Peter Wardle
• Peter Ward (rugby)
• Peter Warlock (magic)
• Peter Warne
• Peter Warne (disambiguation)
• Peter Warren (archaeologist)
• Peter Warren (journalist)
• Peter Waterhouse
• Peter Waterhouse (disambiguation)
• Peter Waterhouse (scientist)
• Peter Waterman