Umi Mahnuna Hanung is a lecturer and researcher of Mathematics at Universitas Gadjah Mada (abbreviated as UGM) in Yogyakarta, Indonesia. She is a member of the Mathematical Analysis Group at the Department of Mathematics of UGM. Umi Mahnuna Hanung received her B.Sc. and M.Sc. in Mathematics from Universitas Brawijaya and Universitas Gadjah Madadirected by Professor M. Hasyim Baisoeni(with Dr. Noor Hidayat) and Professor Soeparna Darmawijaya, respectively. She has been pursuing Ph.D. study in Mathematics at the University of Amsterdam, the Netherlands and Academy of Sciences of the Czech Republic, Czech Republic under supervision of Professor Ale Jan Homburg, Professor Milan Tvrdy, and Professor Jan Wiegerinck. Umi Mahnuna Hanung has taught a variety of mathematics courses at Universitas Gadjah Mada, Universitas Islam Indonesia and Universitas Islam Negeri Sunan Kalijaga, from first-year calculus to graduate-level classes in analysis. She has been a frequent presenter/talker at research conferences or seminars. Her interest of research is on Measure and Integral Theory, Differential Equations, and Functional Analysis.