Jean IV de Mauquenchy | |
|---|---|
 Arms of Jean IV de Mauquenchy: Azure, seméé of crosses crosslet or, a cross argent. | |
| Died | 1391 |
Jean IV de Mauquenchy (died 1391), Lord of Blainville, also known as Mouton de Blainville, was a French soldier and nobleman. He was a Marshal of France during the Hundred Years' War.