Ida Ayu Dwi Giriantari is Professor in Electrical Engineering Department, born on 13 December 1965. She finished undergraduate study in Electrical Engineering Department Udayana University in 1990. Then the next year 1991, she started job as lecturer at the department where she was graduated from. In 1997 she was granted scholarship from Indonesia Government for continuing study at The University of New South Wales, Sydney, Australia. She got her Master of Engineering Science (MEngSc) form School of Electrical Engineering and Telecommunication UNSW in 1999, then under the same scholarship at the same University she obtained her Doctor of Philosophy (PhD) majoring in Electric Power in 2003.

She came back to Udayana University in 2003, and in the same year she appointed as Head of Department of Electrical Engineering for the period of 2003-2007. She was one of the founder of Electrical Engineering Forum Indonesia (FORTEI) in 2005 and appointed as the Leader of FORTEI 2005-2007. She was the Head of Electrical Engineering Master Program period 2008-2016. Now, she is the Leader of CORE (Center for Community Based Renewable Energy) Udayana University. She is also member of Bali Center for Sustainable Finance (BCSF) Udayana University.

She granted Academic Recharging Program from Dikti in 2009 for three months at University of Flensburg, Germany.  Ida Ayu is the first Balinese who invited by US Department of State to America under International Visitor Leadership Program (IVLP) on 2-26 September 2011.

As Senior Member of IEEE (Institute of Electronic and Electrical Engineering), she actives as program committee in many international conference, and reviewer for various journals including Frontier of Energy. She is lecturing many subjects in particular: Renewable Energy, Energy Management, Energy tariff, Photovoltaic, Smart Grid, High Voltage Technology, and Electric Circuit.