Erra

Erra can refer to:


 * Erra (god), a Babylonian god
 * Erra, Estonia, a settlement in Sonda Parish, Ida-Viru County, Estonia
 * Erra, the purported home planet of the pleiadean aliens described by ufologist Billy Meier
 * Pizzo Erra, a mountain in Switzerland
 * Giancarlo Erra, founder of the Italian rock band Nosound
 * Erra-Pater, an astrologer
 * Erra (band), an American metalcore band
 * Erra (album), their fifth studio album
 * Erra (Kakatiya dynasty), a 10th century Indian ruler

ERRA may refer to:


 * Enterprise and Regulatory Reform Act 2013
 * Energy Regulators Regional Association
 * Earthquake Reconstruction and Rehabilitation Authority