RTU

Rtu or RTU may refer to:

In education:

• Rajasthan Technical University, in Rajasthan, India
• Riga Technical University, in Riga, Latvia
• Rizal Technological University, in the Philippines

In other uses:

• Ṛtú, a Sanskrit word referring to a fixed or appointed time
• Real Tamale United, a football club based in Tamale, Ghana
• Recognizable Taxonomic Unit, used in Parataxonomy
• Rembrandt Trade Union, a fictional entity in the Honorverse, a science fiction book series
• Remote terminal unit, a microprocessor controlled electronic device
• Returned to unit, a British and Canadian military term
• Roof Top Unit, a commercial air handling unit that heats and cools air
• Chilevisión, formerly known as Red de Televisión de la Universidad de Chile