Siavash Shahshahani

Siavash Mirshams Shahshahani
Siavash Mirshams Shahshahani in 2004
Born	Siavash Mirshams Shahshahani (1942-05-31) 31 May 1942 (age 82) Iran
Nationality	Iranian
Alma mater	University of California, Berkeley
Awards	Lasting Figures (2003)
Scientific career
Fields	Geometry Topology Differentiable manifold
Institutions	Sharif University of Technology University of Michigan University of Wisconsin–Madison Northwestern University Institute for Research in Fundamental Sciences
Thesis	Global Theory of Second Order Ordinary Differential Equations on Manifolds (1969)
Doctoral advisor	Stephen Smale
Website	sharif.ir/~shahshah/

Siavash Mirshams Shahshahani (Persian: سیاوش میرشمس شهشهانی) (born 1942) 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 (the Asia Pacific Top Level Domain Association) between 2007 and his retirement from that position in February 2009.