Essentially - Yes, Hagrid knew that Voldemort was Tom Riddle.
Particularly with Tom Riddle asking him about horcruxes, and Dumbledore later coming around to collect memories about Tom Riddle. Helena Ravenclaw (ghost) knew the identity of Tom Riddle as the person to whom she gave the location of the diadem, and who subsequently became Lord Voldemort.
It is revealed during the series that Hagrid attended Hogwarts while Tom Riddle was also a student at the school, and that Hagrid was expelled during his third year (because Riddle, in his pre-Lord Voldemort days, framed him for opening the Chamber of Secrets).
Hagrid and Riddle knew each other since they studied together at Hogwarts. It's, however, never made clear whether Hagrid knew that Voldemort and Riddle were the same person.
It is revealed that Hagrid was a student at Hogwarts at the same time as Tom Marvolo Riddle, the wizard who later became Lord Voldemort.
Bellatrix Lestrange (née Black) is the first female Death Eater introduced in the books. Aunt of Draco Malfoy and Nymphadora Tonks. She was introduced in Harry Potter and the Order of the Phoenix. She is the most faithful member of Voldemort's inner circle.
He doesn't trust Snape as Dumbledore does, but he believes that he can detect any disloyalty. Moreover, Voldemort regards Snape as highly intelligent and therefore ' as a true Slytherin ' a person whose top priority is to take care of himself. To his twisted mind, selfless equals stupid.
Robbie Coltrane, Hagrid of 'Harry Potter', died due to multiple organ failure. Robbie Coltrane, popular for featuring in film franchises like 'Harry Potter' and 'James Bond', died on October 14 at the age of 72.
As an unqualified wizard who didn't finish his education, Hagrid was not technically allowed to perform magic.
He gets caught up in a swarm of spiders retreating to the Forbidden Forest, which must be where the Death Eaters grab him. Capturing him so he'll be there to carry Harry Potter's dead body back to the castle — that's some planning!
Dumbledore knew Harry and Ron were under the invisibility cloak at Hagrid's hut in Harry Potter and the Chamber of Secrets, as his eyes flickered in their direction.
Not surprisingly, the one person who always seemed to see through the act was Dumbledore. Dumbledore had seen the true Tom Riddle when they first met: the boy who tortured, stole, and completely abused his powers. As a result, Dumbledore never fully trusted him, and Tom never even tried to win Dumbledore's trust.
Hagrid was the only of-age wizard who couldn't perform magic properly since he didn't finish training at Hogwarts, wand snapped in half, etc. Because the real Harry travelling with his favourite gamekeeper was too obvious, right? That's exactly what the Order wanted Voldemort and the Death Eaters to believe.
In 1997, Voldemort became in charge of the British Ministry of Magic and ensured that no one could speak his name. If a character said the name, they would be considered rule breakers who needed to be punished, and Voldemort ensured that his Death Eaters would find that person quickly.
Professor Dippet cordially rejected Riddle's application, because he was too young at eighteen years old, but offered him to reapply after a few years if he was still interested. Over two decades later, when Riddle resurfaced as the mysterious Lord Voldemort, he returned to Hogwarts to ask for the job once again.
Magical abilities and skills
Besides Dumbledore, he is also the only wizard ever known to be able to apparate silently. Voldemort was also said to fear one wizard alone, Dumbledore.
Dumbledore has kept Hagrid working and living at Hogwarts ever since he was expelled from the school after being set up by Voldemort, which makes Hagrid grateful and loyal to Dumbledore.
Diagon Alley is a high street located in London. It is accessible to the wizarding world, to which it is something of an economic hub, but hidden from Muggles (non-magical people). However, Muggles are allowed access to it if they need to accompany their Muggle-born magical children.
In a Q&A with Harry Potter fans on Twitter, J.K. Rowling was quizzed what Hagrid's Patronus would be. In reply, she wrote, 'Hagrid couldn't produce a Patronus.
Snape's true loyalties remain uncertain until the final book. According to the author, Severus Snape's birthday is 9 January 1960 and he died on 2 May 1998 at the age of 38. It is unknown what wood and core comprises Snape's wand.
Rowling said in an interview that Dumbledore was about 150 years old. However, on her website, she states that Dumbledore was born in 1881, making him either 115 or 116 at the time of his death.
According to HP Wiki, Hagrid was two years younger than Voldemort.
Now, as firmly established, Snape was not the greatest fan of Harry, but that didn't mean that he ever stopped loving Lily. Dumbledore was surprised that Snape seemed to care for the boy. With a swish of his wand, Snape conjured up a Patronus – Lily's Patronus, a doe. 'Always,' he said.
Snape's fierce devotion to and love of his childhood friend Lily, Harry's mother, is the foundation of that loyalty. After Harry Potter and the Half-Blood Prince, Snape's loyalty was a matter of intense debate among the fans.