Robert John Swan ( 1888 - 1980 ) was a painter. Robert John Swan s works have been put up for auction numerous times, with realized prices varying from 18.18 USD for Portrait of William H. Iles, A.R.C.O., bustlength seated wearing academic robes in 2009 to 324.5 USD for Portrait of Edward Whiteaway, 1927, and a companion portrait of a lady, in 2011 , based on the size and medium of the artwork.