Q. Who codified the boxing code of rules "Marquess of Queensberry Rules"?
Answer: John Graham Chambers
Notes: John Graham Chambers codified the boxing code of rules. "Marquess of Queensberry Rules"The Marquess of Queensberry Rules, also known as Queensbury Rules, are a code of generally accepted rules in the sport of boxing. Drafted in London in 1865 and published in 1867, they were named so as the 9th Marquess of Queensberry publicly endorsed the code, although they were written by a Welsh sportsman named John Graham Chambers. The code of rules on which modern boxing is based, the Queensberry rules were the first to mandate the use of gloves in boxing.