Siavash Shahshahani
Siavash Mirshams Shahshahani is an Iranian mathematician. He is a professor of mathematics and head of Mathematical Sciences Department at Sharif University of Technology. He headed up the IRNIC registry for the .ir ccTLD until his retirement from that position in late 2008. He has also served as a director of APTLD between 2007 and his retirement from that position in February 2009.