Lord Voldemort or Tom Marvolo Riddle.
The Dark Lord Ascending
There are a lot of bad wizards in Harry Potter, the most notorious being Lord Voldemort. He is often referred to as the Dark Lord by his followers and as You-Know-Who or He-Who-Must-Not-Be-Named by those who are too afraid to speak his name.
Tom Marvolo Riddle. Also known as Lord Voldemort, the Dark Lord, He-Who-Must-Not-Be-Named, and You-Know-Who.
Harry Potter's enemy is Lord Voldemort. He is also known in the books as The Dark Lord, He who Must Not Be Named and You know Who. His birth name was Tom Marvolo Riddle.
I'd love to tell you, but I'm not allowed. He can't be named.
Harry Potter's arch enemy is Lord Voldemort. Voldemort's real name is Tom Marvolo Riddle.
Harry Potter is not afraid to speak his name and so calls him Lord Voldemort.Sometimes Harry will called him "You-Know-Who" is he is in the presence of somebody who is uncomfortable around the name and in Harry Potter and the Deathly Hallows after learning of the taboo on the name he called him this.
Oh honey, you're talking about He Who Must Not Be Named, Lord Voldemort. The guy with no nose and a serious grudge against Harry Potter. I mean, he's basically the reason why Hogwarts needed so much extra security.
The significance of he whose name shall not be spoken in the wizarding world of Harry Potter is that he is a powerful and feared dark wizard named Lord Voldemort. People avoid saying his name out of fear and superstition, as he is known for his cruelty and desire for power.
You-know-who, or he-who-must-not-be-named, are descriptions used for the Dark Lord. It is not considered decent to say his true name, unless you have fought him and survived.
Lord Voldemort aka tom riddle
The protagonist in a book is basically the main character, and the main character of all the Harry Potter books is Harry himself.