After winning a silver and bronze medal in the London 2012 Olympics, he said being chosen for the honour was the proudest moment of his life.
Following the Olympics, Smith won BBC dance series Strictly Come Dancing.
More top news
The Sydney gunman who took 18 people hostage in central Sydney last year was a self-obsessed fantasist, an inquest has heard.
An extremley rare bird may become extinct in Syria because of the fall of Palmyra to militants, experts have warned.
A scorching summer heatwave that has killed at least 350 people shows no signs of abating as India bakes in record-breaking temperatures.