Damgan (French pronunciation: [damgɑ̃]; Damgan in Breton) is a commune in the Morbihan department of Brittany in north-western France.

Damgan is a coastal town located on the south coast of Brittany. The town is located 20 km (12 mi) southeast of Vannes. The river Penerf forms a natural boundary to the west. Historically Damgan belongs to Vannetais and Lower Brittany.

Inhabitants of Damgan are called in French Damganais.

Historical population

Year Pop. ±% p.a. 1831 1,424 —     1836 1,456 +0.45% 1841 1,399 −0.80% 1846 1,398 −0.01% 1851 1,500 +1.42% 1856 1,534 +0.45% 1861 1,568 +0.44% 1866 1,571 +0.04% 1872 1,500 −0.77% 1876 1,481 −0.32% 1881 1,470 −0.15% 1886 1,325 −2.06% 1891 1,303 −0.33% 1896 1,323 +0.31% 1901 1,229 −1.46% 1906 1,368 +2.17%	Year Pop. ±% p.a. 1911 1,122 −3.89% 1921 973 −1.41% 1926 909 −1.35% 1931 901 −0.18% 1936 926 +0.55% 1946 930 +0.04% 1954 839 −1.28% 1962 816 −0.35% 1968 814 −0.04% 1975 874 +1.02% 1982 905 +0.50% 1990 1,032 +1.66% 1999 1,327 +2.83% 2009 1,574 +1.72% 2014 1,679 +1.30% 2020 1,908 +2.15%
Source: EHESS and INSEE (1968-2020)

Damgan is a seaside resort. It is a destination very popular in summer. As of 2020, 73.5% of the properties are holiday homes, the highest percentage in Morbihan.

• Communes of the Morbihan department

• Base Mérimée: Search for heritage in the commune, Ministère français de la Culture. (in French)
• Mayors of Morbihan Association Archived 15 November 2020 at the Wayback Machine (in French)