(b Puławy, June 1756; d Florence, Feb 8, 1841).
Polish architect and writer, also active in Italy. He probably studied in Rome in the late 1770s and returned to Italy in 1785–6 under the aegis of Stanisław Kostka Potocki, a collector and amateur architect with whom he collaborated throughout his life. In 1786 Aigner and Potocki refronted the church of St Anna, Warsaw, using a giant composite order on high pedestals. The political turmoil of the 1790s disrupted Aigner’s career, but during his second phase of creativity (1797–1816) he won fame through his work on the great estate of the Czartoryski family at Puławy, on the Vistula west of Lublin, the most important centre of cultural life in Poland during the Enlightenment. Aigner had already erected the Marynka Palace there in 1790, a variation on the Petit Trianon at Versailles, France, and from 1798 he began to add ornamental buildings to go with the new Picturesque layout of the Puławy gardens: a Chinese pavilion, a Gothick house and a peripheral Temple of the Sibyl with a shallow dome. In ...