CHICLANA, a town of Spain, 13 miles S.E. from Cadiz, containing the residences of many of the Cadiz merchants. Near it is Medina Sidonia, supposed by some to be the Phœnician Asidon; and about 5 miles S. is the field of Barossa, where the Anglo-Spanish army headed by Sir Thomas Graham (afterwards Lord Lyndoch) defeated the French under Marshal Victor, March 5, 1811. Pop. about 6000.