Loeiz Herrieu
![](http://upload.wikimedia.org/wikipedia/commons/7/7c/Loeiz_Herrieu_-1939.jpg)
Loeiz Herrieu or Louis Henrio (27 January 1879 in Lanester, then in Caudan – 22 May 1953 in Auray) was a Breton historian who wrote in his native language of Breton vannetais. The son of a farmer, he was nicknamed Er Barh Labourér ("the peasant bard").