RL

RL, Rl or rl may refer to:

In arts and entertainment

• Radio Liberty, US broadcaster
• Rocket League, a video game

Businesses and organizations

• Ralph Lauren Corporation (NYSE ticker)
• Réseau Luxembourgeois des Amateurs d'Ondes Courtes, an amateur radio organization in Luxembourg
• Royal Phnom Penh Airways (IATA code)

People known by the given initials

• R. L. Huggar, an R&B singer
• RL Grime, American musician, producer
• R. L. Stine, American author

In science and technology

• RL (complexity), a complexity class of mathematical problems
• RL circuit, a circuit with a resistor and an inductor
• Reinforcement learning, an area of machine learning
• Reduced level, elevations of survey points with reference to a common assumed datum.
• Rhyncholaelia (Rl.), a genus of orchids

Other uses

• Rl (digraph) in Australian Aboriginal languages
• Acura RL, an automobile
• Real life, a phrase
• Registered Locksmith, US certification
• Report Long, a type of US Congressional Research Service Report
• Rugby league, a sport
• Roxbury Latin, a school West Roxbury, Boston, MA
• Liebherr RL series, an offshore crane family manufactured by Liebherr