Guilvinec or Le Guilvinec (French pronunciation: [ɡilvinɛk]; Breton: Ar Gelveneg) is a commune in the Finistère department of Brittany in north-western France. The commune was created in 1880 from part of the commune Plomeur.

Inhabitants of Guilvinec are called in French Guilvinistes.

Historical population

Year Pop. ±% p.a. 1881 1,968 —     1886 2,603 +5.75% 1891 2,939 +2.46% 1896 3,620 +4.26% 1901 3,884 +1.42% 1906 4,092 +1.05% 1911 4,429 +1.60% 1921 4,584 +0.34% 1926 4,715 +0.57% 1931 4,518 −0.85% 1936 4,522 +0.02%	Year Pop. ±% p.a. 1946 4,741 +0.47% 1954 4,804 +0.17% 1962 5,037 +0.59% 1968 5,012 −0.08% 1975 4,604 −1.21% 1982 4,091 −1.67% 1990 3,365 −2.41% 1999 3,042 −1.11% 2007 3,051 +0.04% 2012 2,938 −0.75% 2017 2,658 −1.98%
Source: EHESS and INSEE (1968-2017)

Guilvinec is an important fishing port.

The municipality launched a linguistic plan through Ya d'ar brezhoneg on 4 February 2006.

• Communes of the Finistère department

• Official website (in French)
• Base Mérimée: Search for heritage in the commune, Ministère français de la Culture. (in French)
• Mayors of Finistère Association (in French)