Not a lawyer - trademark laws also cover an entity trying to play off an existing entities’ name, for example say a swimwear company wants people to think their brand is endorsed or owned by, for example, Eminem that would still be a violation. On top of that there is also something called Right of Publicity which allows people to control how their name is used, and this is close enough to likely fall under the doctrine.
Not a lawyer - trademark laws also cover an entity trying to play off an existing entities’ name, for example say a swimwear company wants people to think their brand is endorsed or owned by, for example, Eminem that would still be a violation. On top of that there is also something called Right of Publicity which allows people to control how their name is used, and this is close enough to likely fall under the doctrine.