The
XI Aysén del General Carlos Ibáñez del Campo Region , often shortened to
Aysén Region or
Aisén, is one of
Chile's 15 first order
administrative divisions. Although the third largest in area, the region is Chile's most sparsely populated region with a population of 100,417 as of 2002. The capital of the region is
Coihaique, the region's former namesake.