There have been successful cases like this though. The Ho-Chunk of Wisconsin, more popularly known as the Winnebago (which is what a neighboring tribe called th

There have been successful cases like this though. The Ho-Chunk of Wisconsin, more popularly known as the Winnebago (which is what a neighboring tribe called them), officially changed their name to Ho-Chunk (which is what they call themselves) in 1994. Part of this is also probably because that most people associate the name "Winnebago" with the RV brand rather than a people.