欧及布威族（奥杰布瓦语：Ojibwe或Ojibway），又称奥吉布瓦族（英文：Ojibwa或齐佩瓦族（英文：Chippewa(y)），是北美的原住民族之一。当年法国商人来到北美大陆时，首先接触到的民族即为欧及布威族。欧及布威族因对欧洲人尽了地主之谊，优先得到了欧洲人带来的马匹、枪支、弹药。把与其为敌的东部的达科他人从苏必略湖和密西西比河上游地区驱赶到了明尼苏达河地区。甚至达科他（本意为联盟、朋友）这个民族的本名并不流行，因为当时欧洲人是以欧及布威族对其称呼Naduwessioux（蛇、敌人）的省略语Sioux的名字记录下来，即苏族。

The Ojibwe, Ojibwa, or Chippewa are a group of indigenous peoples in North America. There are Ojibwe communities in both Canada and the United States. In Canada, they are the second-largest population among First Nations, surpassed only by the Cree. In the United States, they have the fourth-largest population among Native American tribes, surpassed only by the Navajo, Cherokee, and Lakota.