Yury Lomonosov

Yury Vladimirovich Lomonosov (Russian: Юрий Владимирович Ломоносов; 24 April 1876 – 19 November 1952) was a Russian railway engineer and a leading figure in the development of Russian Railways in the early 20th century. He was best known for design and construction of the world's first operationally successful mainline diesel locomotive, the E el-2. This was completed in 1924 and went into service in 1925. In the late 1920s, Lomonosov immigrated to Europe and later became a British citizen.

In his homeland, he is best known for being a member of the Bolshevik Party, during the February Revolution, stopping the Tsar's Train heading to Tsarskoe Selo. This predicted the abdication of the throne, the end of the monarchical Russian Empire and the victory of the revolution.