Dr. Roylott's wife was named Mrs. Stoner.
"Dr. Roylott then abandoned his attempts to establish himself in practice in London, and took us to live with him in the ancestral house at Stoke Moran." -- Helen Stoner
Holmes vs. Dr. Roylott: Dr. Roylott stepped back swiftly forward, seized the poker, and it into curve with his huge brown hands, then Holmesstraightened it out again. Helen vs. Dr. Roylott: Dr. Roylott killed Julia and he wants to kill Helen. Dr. Roylott vs. Nature: Roylott shut himself up in his house and seldom came out save to indulge in ferocious quarrels with whoever might cross his path. Violence of temper approaching to mania has been hereditary in Roylott.
Dr Roylott had spent a lot of time practicing medicine in India, which is where we assume he discovered his interest in poisonous snakes.
Dr. Grimesby Roylott, a character in Sir Arthur Conan Doyle's "The Adventure of the Speckled Band," dies at the end of the story after being bitten by his own venomous snake.
The antagonist for "The Speckled Band" was Dr. Roylott.
In the book "The Adventure of the Speckled Band" by Arthur Conan Doyle, Dr. Grimesby Roylott's motive was to maintain control over his stepdaughters' inheritance. By eliminating them, he would secure their money for himself.
Dr. Roylott was bitten by the "speckled band" which was the snake that he owned The exact date is unclear, but most scholars agree with the text that says: "It was early in April, in the year [18]83." -- John H. Watson, 'The Adventure of the Speckled Band'
Dr. Roylott visits Sherlock Holmes to confront him about his investigation into the mysterious circumstances surrounding the death of his stepdaughter, Julia Stoner. He is suspicious of Holmes's involvement and seeks to intimidate him, hoping to deter any further scrutiny into his family's affairs. Roylott's aggressive demeanor suggests he has something to hide, which ultimately leads to the unraveling of the case.
Dr. Roylott didn't want his stepdaughters to get married because then he would have to give them large sums of money
There is no exact age in the book, but I would guess mid 50s-60.
Chops
Dr. Roylott, a character in "The Adventure of the Speckled Band" by Arthur Conan Doyle, had to return to England because he lost his fortune in India due to gambling and extravagant living. This forced him to seek his stepdaughters' inheritance, which led to a series of sinister actions.