Robert William Sinclair is a Canadian Postwar & Contemporary artist who was born in 1939. Robert William Sinclair's work has been offered at auction multiple times, with realized prices ranging from 56 USD to 2,863 USD, depending on the size and medium of the artwork. Since 2009 the record price for this artist at auction is 2,863 USD for CANADA CLASSIC: RIBBONED FLASH, sold at Hodgins Art Auctions in 2020.