The sitter, Charlotte (1795-1875), daughter of Camille de Lantivy du Rest (b. 1760) and Adelaide Blanc du Bois (1767-1856), was the wife of Arthur, Comte de Bourgannaye (1785-1844), the eldest son of Charles, Comte de Bourdonnaye (1752-1829) and Louise de Chauvelin (1763-1788).
<bdi><a href="https://en.wikipedia.org/wiki/en:George_Hayter" class="extiw" title="w:en:George Hayter"><span title="British artist (1792-1871)">George Hayter</span></a>
</bdi>
1830<div style="display: none;">date QS:P571,+1830-00-00T00:00:00Z/9</div>
<a href="https://en.wikipedia.org/wiki/Christie%27s" class="extiw" title="en:Christie's">Christie's</a>, LotFinder:  entry  <a rel="nofollow" class="external text" href="https://www.christies.com/LotFinder/lot_details.aspx?intObjectID=4517511">4517511</a>