Georgy Tumanov (Russian: Туманов, Георгий Евсеевич, Georgian: გიორგი თუმანიშვილი (Giorgi Tumanishvili), Armenian: Գեորգի Թումանով) (16 March 1839 – 30 May 1901) was member of the Georgian-Armenian royal house of Tumanishvili. He served as General of the Infantry as well as theorist and practitioner of military engineering in the Russian Empire. Tumanov was one of the most important specialists in that area at the time. He wrote numerous manuals for pioneer units on how to properly construct fortifications and other relevant military infrastructure.