Henry I of Heinsberg Lords of Heinsberg (1208–1258) Parents Gottfried III, Count of Sponheim Adelheid von Sayn Children Isalda of Heinsberg Johann I von Heinsberg Dirk II of Heinsberg Aleida of Sponheim Siblings John I of Sayn Simon I, Count of Sponheim-Kreuznach Agnes III of Eberstein Eberhard V von Eberstein Partners Agnes of Cleves