Portrait painting by Alexander Roslin, LeadArt oil painting just do reproduction of them in museum quality on linen canvas:

Alexander Roslin (July 15, 1718 – July 5, 1793) was a Swedish portrait painter.
Roslin was born on July 15, 1718, in Malmö, Sweden. In 1759 he married Marie-Suzanne Giroust. He plied his trade in Stockholm, Bayreuth, Vienna, Paris and Italy. From 1750, he worked mainly in Paris. He died in Paris on July 5, 1793.
A number of portraits of Russian Imperial statesmen have been attributed to Roslin, including portraits of Ivan Betskoi and Ivan Shuvalov. He also painted some notable portraits of Polish and French aristocratic ladies. The vast majority of his paintings feature aristocrats and nobility in Europe.