Anne, Comtesse de Plaisance (1815-1878), later Duchesse de Plaisance, née Mlle Bertier de Wagram
<bdi><a href="https://en.wikipedia.org/wiki/en:Franz_Xaver_Winterhalter" class="extiw" title="w:en:Franz Xaver Winterhalter"><span title="German painter">Franz Xaver Winterhalter</span></a>
</bdi>
1838 (dated)
<a rel="nofollow" class="external text" href="https://www.sothebys.com/en/auctions/ecatalogue/2016/tableaux-sculptures-dessins-anciens-xix-siecle-pf1609/lot.75.html">Sotheby's</a>