Beatrice of Luxembourg
Beatrice of Luxembourg( 1305 – 11 November 1319), was by birth member of the House of Luxembourg and by marriage Queen of Hungary.
She was the youngest child of Henry VII, Holy Roman Emperor and his wife, Margaret of Brabant.
Her two siblings were John of Luxembourg and Marie of Luxembourg, Queen of France.
Henry II, Count of Reuss-Gera
Henry II of Reuss( younger line), nicknamed" the Posthumous"( 10 June 1572 in Gera – in Gera) was Lord of Gera, Lord of Lobenstein and Lord of Oberkranichfeld.
Waleran I, Lord of Ligny
Waleran I of Luxembourg (died 5 June 1288 in the Battle of Worringen) was since 1281 Lord of Ligny and La Roche.
He was the second son of Henry V, Count of Luxembourg and Margaret of Bar.
He married Jeanne, Dame de Beaurevoir (died before December 1300), and had:
He was killed together with his brother Henry VI, Count of Luxembourg in the Battle of Worringen against John I, Duke of Brabant.
His eldest son, Henry II of Ligny, succeeded him.<br
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Waleran of Luxembourg is one of the protagonists in "Le Tournoi de Chauvency" by trouvère Jacques Bretel.
Marie of Luxembourg, Queen of France
Marie of Luxembourg( 1304 – 26 March 1324), was by birth member of the House of Luxembourg and by marriage Queen of France and Navarre.
She was the daughter of Henry VII, Holy Roman Emperor and Margaret of Brabant.
Her two siblings were John of Luxembourg and Beatrice of Luxembourg, Queen of Hungary.
Waleran III, Count of Ligny
Waleran III of Luxembourg( 1355 – 12 April 1415) Count of Ligny and Saint Pol, was a French nobleman and soldier.
Margaret of Bar
Margaret of Bar( 1220–1275) was a daughter of Henry II of Bar and his wife Philippa of Dreux.
She was Countess of Luxembourg by her marriage to Henry V of Luxembourg.
She is also known as" Marguerite of Bar".
Waleran II, Lord of Ligny
Waleran II of Luxembourg, Lord of Ligny( died 1354), was a French nobleman and member of the House of Luxembourg.
He was Lord of Beauvoir, Roussy and Ligny.
He was a son of Waleran I and his wife, Joan of Beauvoir.
Walram initially inherited the castles of Beauvoir and Roussy from his mother.
After the death of his brother Henry II in 1303, he also inherited his father's Lordship of Ligny.
He died in 1354 and was buried in the church of Notre- Dame in Cambrai.
He was married to Guyotte( died 1338), the heiress of the Burgraviate of Lille.
Together they had a son:
John II of Luxembourg, Count of Ligny
John II of Luxembourg, Count of Ligny( 1392 – 5 January 1441) was a French nobleman and soldier, a younger son of John of Luxembourg, Lord of Beauvoir, and Marguerite of Enghien.
His older brother Peter received his mother's fiefs, including the County of Brienne, while John received Beaurevoir.
He married Jeanne de Béthune, Viscountess of Meaux, widow of Robert of Bar, on 23 November 1418, and became step- father to Jeanne de Bar, Countess of Marle and Soissons.
He and Jeanne de Béthune had no children.
Henry II, Lord of Ligny
Henry II of Luxembourg (died 1303) was Lord of Ligny from 1288 to his death in 1303.
He inherited the Lordship of Ligny from his father in 1288 following his death in the Battle of Worringen.
Following Henry's death, his brother Waleran II succeeded him.
Peter I, Count of Saint-Pol
Peter of Luxembourg( 1390 – 31 August 1433) was a son of John of Luxembourg, Lord of Beauvoir, and his wife Marguerite of Enghien.
His inheritance included the counties of Brienne, Conversano and Saint- Pol.

Question: Who is the paternal grandfather of Henry Ii, Lord Of Ligny?