Born 1700, in Abelfalva, Nógrád Megye (county), Hungary; died Mar. 23, 1750, in Trencsén (now Trenčin, Slovakia). Hungarian-Slovak scientist and engineer.
Mikoviny studied at the University of Jena. In 1735 he became an engineer in the mining administration in Selmec-és-Bélabánya (Banská Štiavnica). From 1737 to 1748 he was an instructor of mathematics and mechanics at the mining college in Selmec-és-Bélabánya. Together with M. Bél, he produced the first geographical description of Hungary (1735–42). In 1738, Mikoviny and the inventor J. Hell constructed a powerful water-lifting machine for pumping out mine shafts. In 1746–50, large water-regulation structures were constructed on the Danube and Vág (Váh) rivers according to Mikoviny’s plans.