Riga Technical University (RTU) (Latvian: Rīgas Tehniskā universitāte) (previously known as Riga Polytechnical Institute and Riga Polytechnicum) is located in Riga, Latvia.

Riga Polytechnicum, 1862-1918

Riga Polytechnicum was first established in 1862 and was the first polytechnical institute in Imperial Russia. It offered degrees in agriculture, chemistry, engineering, mechanics, trade and architecture, with education in German language. In 1896, it was renamed Riga Polytechnical Institute and the language of instruction was changed to Russian.