MRA

MRA may refer to:

Medicine and science

 * Magnetic resonance angiography
 * Mineralocorticoid receptor antagonist
 * Monoamine releasing agent
 * Multiresolution analysis

Organisations

 * Madison-Ridgeland Academy
 * Maharashtra Rationalist Association, an organisation in India
 * Marketing Research Association
 * Mauritius Revenue Authority
 * Metal Roofing Alliance
 * Metropolitan Redevelopment Authority of Western Australia
 * Microcredit Regulatory Authority
 * Monland Restoration Army
 * Moral Re-Armament
 * Motorcycle Roadracing Association
 * Mountain Rescue Association
 * Mugi Rekso Abadi, a media company in Indonesia
 * Myanmar Restaurant Association
 * Royal Museum of the Armed Forces and Military History (abbreviated MRA in French), a museum in Belgium

Other

 * Mail retrieval agent
 * Market reduction approach
 * Member's Representational Allowance in the United States House of Representatives
 * Men's Rights Activist (or men's rights activism)
 * Minimum reception altitude
 * Mutant registration acts (comics)
 * Mutual recognition agreement
 * Northern Mariana Islands, US territory, ITU country code