William Dalrymple (historian)

Mar, mar or MAR may refer to:

• Mar (title), or Mor, an honorific in Syriac
• Earl of Mar, an earldom in Scotland
• Mar., an abbreviation for March, the third month of the year in the Gregorian calendar
• Biblical abbreviation for the Gospel of Mark

• Mar (Scottish province), now known as Marr, a region of Aberdeenshire
• Mesoamerican region, an economic region
• Mar, Isfahan, a village in Iran
• Mar, Markazi, a village in Iran
• Mar, Russia, in the Sakha Republic
• Mid-Atlantic Ridge, a ridge on the floor of the Atlantic Ocean

• Mar (surname), a Chinese and Scottish surname (including a list of people with the surname)
• Mar (singer), former name of MAA (born 1986), Japanese singer
• Mar Abhai, a saint of the Syriac Orthodox Church
• Mar Amongo (1936–2005), a Filipino illustrator
• Mar Cambrollé (born 1957), Spanish trans rights activist
• Mar Roxas (born 1957), Filipino politician

• MÄR (Marchen Awakens Romance), a 2003 Japanese manga series
• Mar (boat), a sailing tour boat based in Halifax, Nova Scotia
• Minorities at Risk, a project at the University of Maryland
• Mixed Antiglobulin Reaction (MAR), a test used in diagnosis of antisperm antibodies
• Matrix attachment region, sequences in the DNA of eukaryotic chromosomes
• Medication Administration Record, a legal record of drugs given to patients in health care systems
• Memory address register, a hardware device in a computer CPU
• Minimum Angle of Resolution, used in a LogMAR chart, a measure of visual acuity
• Missing at random, a type of missing data in statistical analysis
• Model Audit Rule 205 or MAR 205 in US financial reporting
• Molapo Armoured Regiment, an armoured regiment of the South African Army
• Modified Aspect Ratio of a film
• Mouvement Action Renouveau (Action Movement for Renewal), Republic of Congo
• MAR, the ISO 3166-1 alpha-3 and IOC country code for Morocco
• MAR, the UNDP country code for Mauritius
• mar, the ISO 639-2 language code for Marathi language
• MAR, the IATA code for La Chinita International Airport, Maracaibo, Venezuela
• MAR, the stock symbol of Marriott International
• Mar, a fictional cat from the Ju-On Japanese horror film series

• Mars (disambiguation)
• Marr (disambiguation)
• Marre (disambiguation)
• Mer (disambiguation)