Viscounts of Pottelsberghe Viscondes de Pottelsberghe Records #4 Holders Family filter On/Off Hubert-François, viscount of Nieulant et de Pottelsberghe * 1722 Madeleine, viscountess of Nieulant et de Pottelsberghe * 1868 Pierre Jean, viscount of Nieulant et de Pottelsberghe Pierre-Jean de Nieulant, viscount of Pottelsberghe * 1675 Corrections and Updates To suggest a correction or an update. Click Here