APR

Apr or APR may refer to:

*Abdominoperineal resection
*Annual percentage rate, the effective interest rate that will be paid on a loan
*April, the fourth month on the Gregorian calendar
*Academic Progress Rate, an NCAA guideline
*Accreditation in Public Relations
*Acute phase reaction, a reaction due to the presence of inflammatory allergens
*Adleman-Pomerance-Rumely primality test to check whether a given number is prime
*African Peer Review Mechanism, an African Union self-monitoring mechanism
*Agrarian Party of Russia, a left-wing political party in Russia
*Alabama Public Radio
*"Alternative Press Review", a left-wing American political magazine
*American Public Radio, now Public Radio International
*Andy Petree Racing, stock car auto racing
*Apache Portable Runtime
*Appian Publications & Recordings
*WOSM-Asia-Pacific Region