Rob Lewis is a South Australian marine scientist and retired senior civil servant.
He discovered the first known upwelling system in southern Australia and was professionally involved in fisheries and aquaculture management for 38 years.
There he was responsible for guiding SARDI in its development as a "model state research agency" supporting the interests of South Australia's primary industries.
In 2002, Lewis named the growth of aquaculture, the development of plump and juicy cherries and research in soil-born diseases as highlights of the first ten years of SARDI.
[6] Lewis was appointed the inaugural President of Experiencing Marine Sanctuaries,[7] a not-for-profit organisation which offers guided snorkeling tours within South Australian waters.