Phillip Ryan DeVillier (born June 1976) is the Republican member of the Louisiana House of Representatives for District 41 in Acadia, Evangeline, and St. Landry parishes in south Louisiana. On January 11, 2016, DeVillier succeeded term-limited Democratic Representative Mickey Guillory. In the October 24, 2015 primary election, DeVillier led a three-candidate field with 6,308 votes (55.8 percent). He defeated another Republican, former Representative Gregory L. Fruge, who polled 3,036 votes (26.9 percent), and the Democrat Germaine Simpson, who finished with 1,956 votes (17.3 percent).