RLP

Abbreviation "RLP" may refer to the following terms:
* Radio Link Protocol, automatic repeat request fragmentation protocol used over a wireless (typically cellular) air interface.
* Research Letters in Physics, open-access scientific journal
* RL (complexity), the complexity class of problems solvable by a probabilistic machine in logarithmic space and polynomial time with one-sided error
* Really Likable People, a collection of companies (headed by Tom DeLonge, formerly of Blink 182 currently of Angels And Airwaves) whose purpose was to support up and coming artists. The companies included Loserkids, Atticus Clothing, and Macbeth Footwear
* Round Ligament Pain, a pain of the round ligament of uterus