Madame Moitessier is a portrait of Marie-Clotilde-Inès Moitessier (née de Foucauld) begun in 1844 and completed in 1856 by Jean-Auguste-Dominique Ingres. The portrait, which depicts Madame Moitessier seated, is now in the collection of the National Gallery in London, which acquired it in 1936.

https://en.wikipedia.org/wiki/Portrait_of_Madame_Moitessier