Jakub Ottonovich Narkiewicz-Jodko is a Belarusian and Russian natural scientist. Doctor, inventor of electrography and wireless transmission of electrical signals, professor of electrography and magnetism. The author of pioneering works on the use of electromagnetic radiation of gas-discharge plasma for the visualization of living organisms, the author of the electrotherapy method known as the "Iodko system". The founder of systematic meteorological and phenological observations in Minsk province,

a supporter of large-scale use of atmospher electric energy in agriculture.