It is not Spanish, perhaps an error by negror ("blackness"), or Nedrou (Moyen-Cavally Region, Ivory Coast), or Nedrow (New York State, USA), although it is most likely a typing error by Nestor.
NEDROR Surely it is NEMROD, biblical character, or NED ROD and TOD, the neighbors of the Simpsons. It may be that it is NED ROREM, award-winning American composer and writer, Pulitzer Prize for music in 1976.