Newbern is a town in Dyer County, Tennessee, in the United States. As of the 2000 census, the town population was 2,988.
Sixteen people were killed in Newbern when its surrounding communities were directly hit by an F3 tornado April 2, 2006. The areas around Millsfield (Harness Rd) and Maxey (Enochs Rd) were hardest hit.
Newbern is located at 36°6′59″N 89°16′5″W / 36.11639°N 89.26806°W / 36.11639; -89.26806 (36.116460, -89.268099).