There is no Ron Grigsby but there is a Ron Weasley
they are the same people
Arthur Weasley
Arthur Weasley.
Ron is short for Ronald, which is Ronald Weasley's real name, as shown in The Will of Albus Dumbledore in Harry Potter and the Deathly Hallows and said many times by Hermione Granger in the films.
The Slytherin-related horcrux was Salazar Slytherin's locket, which Ron Weasley destroyed using the Sword of Gryffindor.
Ron Weasley stabbed it with the sword of Godric Gryffindor.
Yes, they are brother and sister.
No
Ron Weasley was created in 1997.
Ron Weasley
Harry never tell this to any of them, just his son, in the Deathly Hallows's epilogue.
Ron Weasley. They have two kids named Rose and Hugo Weasley.
Ron Weasley's owl is named Pigwidgeon, or Pig for short.
Ron Weasley was the youngest son and sixth of seven children of Molly and Arthur Weasley
Sorry, but Ron Weasley is fictional.
There is no Ron Grigsby but there is a Ron Weasley