Steven Neil Evans (born 12 August 1960) is an Australian-American statistician and mathematician, specializing in stochastic processes.

In 1982 he obtained his bachelor's degree from the University of Sydney and in 1987 his Ph.D. from the University of Cambridge under Martin T. Barlow with thesis Local Properties of Markov Families and Stochastic Processes Indexed by a Totally Disconnected Field.

In 1999 at UC Berkeley he was given a joint appointment as a professor in both mathematics and statistics, a position he now continues to hold.

In 2002 he was a Medallion Lecturer at the Institute of Mathematical Statistics annual meeting in Banff.

In 2010 he was an invited speaker at the International Congress of Mathematicians in Hyderabad.