Lutgardis of Luxemburg Countess of Holland (0955–1005) Parents Hedwig of Nordgau Siegfried of Luxembourg Children Siegfried (Sicco) of Holland Dirk III, Count of Holland Siblings Henry V, Duke of Bavaria Theodoric II of Luxemburg Giselbert Ogive of Luxembourg Frederick of Luxembourg Adalbero von Luxemburg Cunigunde of Luxembourg Eva von Luxemburg Partners Arnulf, Count of Holland