Count Stanislas Marie Joseph Antoine Ostroróg (born: May 20, 1897 died: September 27, 1960) was a French diplomat from a noble Polish family, serving in several Asian countries over the course of his career.
His father Count Leon Walerian Ostroróg (1867–1932), a Polish émigré in the Ottoman Empire, was an advisor to the Ottoman Ministry of Justice during the Second Constitutional Period (1908–1918).
His mother Jeanne-Marie Lorando (1870–1932), was the daughter of a notable Levantine family of Italian and French descent.