He is the great great grandfather, or maybe even more? We know that Tom Riddle's grandfather is Marvolo Gaunt.
(Another reply) According to the story, Salazar Slytherin lived about 1000 years ago. Thus, although Marvolo Gaunt was descended from Slytherin, it was far more than 2 generations. Something like 30-50 generations, perhaps.
it dates back to Salazar Slytherin (hence heir of Slytherin) Tom Riddle senior along with his relatives the Gaunt family his parents are Merope Gaunt and Tom Riddle Senior
Tom Riddle's mother was a pure-blood witch called Mereope Gaunt. One of the Gaunt's ancestors was Salazar Slytherin himself. The Gaunt's, and Tom, could speak Parseltonuge. Once Tom found the Chamber he could open it.
There are 7 horcruxes. The diary of Tom Riddle, the cup of Helga Hufflepuff, the diadem of Rowena Ravenclaw, the locket of Salazar Slytherin, the ring which belonged to Voldemort's grandfather, the snake Nagini, and one was inside Harry.
Tom Riddle (Lord Voldemort). The second time he was acting through Ginny Weasley.
Tom Marvolo Riddle, the 16 year old Voldemort and last surviving descendant of Salazar Slytherin.
Marvolo Gaunt was a pure-blood wizard and descendant of Salazar Slytherin. He was the maternal grandfather of Tom Marvolo Riddle,
parseltongue,
it dates back to Salazar Slytherin (hence heir of Slytherin) Tom Riddle senior along with his relatives the Gaunt family his parents are Merope Gaunt and Tom Riddle Senior
Tom Riddle's mother was a pure-blood witch called Mereope Gaunt. One of the Gaunt's ancestors was Salazar Slytherin himself. The Gaunt's, and Tom, could speak Parseltonuge. Once Tom found the Chamber he could open it.
There are 7 horcruxes. The diary of Tom Riddle, the cup of Helga Hufflepuff, the diadem of Rowena Ravenclaw, the locket of Salazar Slytherin, the ring which belonged to Voldemort's grandfather, the snake Nagini, and one was inside Harry.
Tom Riddle (Lord Voldemort). The second time he was acting through Ginny Weasley.
Salazar Slytherin made it, then many years later, in 1942, his heir Tom Marvolo Riddle found it.
It isn't explicitly stated what Tom Riddle Junior (Lord Voldemort)'s favourite colour is in the novels, films or games of the Harry Potter series. However, as Tom Riddle was ridiculously proud of his Hogwarts House, and of being an ancestor of Salazar Slytherin, it can be very safely assumed that his favourite colours were those of Slytherin house: green and silver.
Tom Riddle was chosen to be in Slytherin because he already new dark arts without a wand.
Yes he is a half-blood wizard. He was the son of Merope Gaunt, a pure-blood witch and a descendant of Salazar Slytherin and a muggle Tom Riddle Sr.
It isn't explicitly stated what Tom Riddle Junior (Lord Voldemort)'s favourite colour is in the novels, films or games of the Harry Potter series. However, as Tom Riddle was ridiculously proud of his Hogwarts House, and of being an ancestor of Salazar Slytherin, it can be very safely assumed that his favourite colours were those of Slytherin house: green and silver.
Tom Marvolo Riddle, the 16 year old Voldemort and last surviving descendant of Salazar Slytherin.