The 2017 Champion of Champions (officially the 2017 188BET Champion of Champions) was a professional non-ranking snooker tournament that took place between 6 and 12 November 2017 at the Ricoh Arena in Coventry, England.

John Higgins was the defending champion, but was whitewashed 0–6 by Ronnie O'Sullivan in the second round.

Ronnie O'Sullivan made his 900th century in the semi-final against Anthony Hamilton.

Shaun Murphy won the tournament, defeating Ronnie O'Sullivan 10–8 in the final.

The breakdown of prize money for 2017 is shown below:

Qualification for the 2017 188BET Champion of Champions tournament is determined by the winners of 24 tournaments over a one-year period, from the 2016 Champion of Champions to the 2017 International Championship, thereby including tournaments from both the 2016/2017 and 2017/2018 snooker seasons. The tournaments have been split into groups to determine the order of qualification, with the winners of the first sixteen listed tournaments guaranteed a place.

The following players qualified for the tournament:

Total: 20