Peter II was Count of Saint-Pol, of Brienne

County of Brienne

The County of Brienne was a medieval county in France centered on Brienne-le-Château.-Counts of Brienne:* Engelbert III* Engelbert IV* Walter I * Erard I * Walter II...

, Marle and Soissons.

In 1478 Peter was made a knight of the Order of the Golden Fleece

Order of the Golden Fleece

The Order of the Golden Fleece is an order of chivalry founded in Bruges by Philip III, Duke of Burgundy in 1430, to celebrate his marriage to the Portuguese princess Infanta Isabella of Portugal, daughter of King John I of Portugal. It evolved as one of the most prestigious orders in Europe...

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He was the second eldest son of Louis de Luxembourg, Count of Saint-Pol

Louis de Luxembourg, Count of Saint-Pol

Louis de Luxembourg, Count of Saint-Pol, of Brienne, de Ligny, and Conversano belonged to the Ligny branch of the House of Luxemburg and was Constable of France....

, and Jeanne de Bar, Countess of Marle and Soissons

Jeanne de Bar, Countess of Marle and Soissons

Jeanne de Bar, suo jure Countess of Marle and Soissons, Dame d'Oisy, Viscountess of Meaux, and Countess of Saint-Pol, of Brienne, de Ligny, and Conversano was a noble French heiress and Sovereign Countess...

. He married Margaret of Savoy sometime after 29 January 1464. Their five children included Marie de Luxembourg

Marie de Luxembourg

Marie of Luxembourg was a French noblewoman, the elder daughter and principal heiress of Pierre II de Luxembourg, Count of Saint-Pol, by Margaret, a daughter of Louis, Duke of Savoy...

, who married 1) Jacques of Savoy, Count of Romont and 2) François de Bourbon, Count of Vendôme.