n. de l. Pluguffan.
(1) Pluguen.
●(1865) FHB 20/158b. an Aotrou Quere, person Pluguffan. ●(1869) FHB 228/147a. Pluguen zo eur barrez a 1600 den diou levik d’eus Kimper. ●(1890) MOA 25a. Pluguën.
●(1926) CBOU 5/80. Pluguën. ●(1927) GERI.Ern 474. Pluguën. ●(1932) FHAB Genver 1/19. Stang-Rohan, e Pluguffan. ●(1949) KROB 13/14. da Bluguen. ●(1996) GESI 156. E Pluguñvan e lavarer skalarnañ.
(2) Toponymie locale.
●(1932) FHAB Genver 1/19. Stang-Rohan, e Pluguffan.