Aleksandr Sergeevich Rautian (born 22 March 1949) is a Russian paleontologist working at the Paleontological Institute of the Russian Academy of Sciences in Moscow, Russia.
He has named several species including Parvicursor remotus and Praeornis sharovi.
The gliding neodiapsid reptile genus and species name Rautiania alexandri Bulanov & Sennikov, 2006 is a tribute to Aleksandr Sergeevich Rautian.