Career
At the time he retired in 2005 he was one of two longest serving Deputy Ministers of Namibia. Wentworth came to Namibia from South Africa in 1970 and worked as teacher in Rehoboth, and as school principal at Tamariskia Primary School, Swakopmund. He joined SWAPO in 1972.
Wentworth was a founding chairperson of the Franco-Namibian Cultural Centre in Windhoek, and chaired the National Commission for Unesco.
He was a recipient of the Ordre des Palmes Académiques for his contribution to the Namibian independence struggle. He died of heart failure on 4 June 2014 at his home in Olympia, Windhoek, aged 77.