Louise Marie de La Grange d'Arquien (28 June 1638 – 11 November 1728) was a French noblewoman, the elder sister of Marie Casimire Louise de La Grange d'Arquien, the Queen of Poland, known also by the diminutive form "Marysieńka" (28 June 1641, Nevers – 30 January 1716, Blois) was consort to King John III Sobieski, from 1674 to what year?