I need help :/

well i use the save name thing in cf and that well i made an acc for a friend, and i forgot my id the thing is :
i dont remember my ID of -[D.]- account
i dont remember the Mail i used to register this acc
i just know the secret password.
is there any other way to get my ID?
i really dont remember that ID i just know the password ,
and this is my main ...
so is there any way to get my ID back without the need of my PassWord?