log on to the game on the web browser version and click settings underneath log in 

that does nothin, useless information for him, wd

yes maybe i did misread it a little(lol):p

you cant erase your results from your settings.

Ignore all the  above, simply create a new nickname but you will need a new email address to register it to. You can't erase your name, just stop using it.

Yeah Baz,How dare you try to be helpful.Englishman has ALL the answers anyone would need.    obv