| Tournament Name: | Shanghai Masters |
| Venue: | Regal International East Asia Hotel |
| Location: | Shanghai |
| Country: | China |
| Organisation: | WPBSA |
| Format: | Non-ranking event |
| Total Prize Fund: | £725,000 |
| Winners Share: | £200,000 |
| Highest Break: | Ronnie O'Sullivan (140) Stuart Bingham (140) |
| Winner: | Ronnie O'Sullivan |
| Score: | 11–9 |
| Previous: | 2017 |
| Next: | 2019 |
The 2018 Shanghai Masters was a professional snooker tournament that took place in Shanghai, China from 10 to 16 September. It was a 24-man non-ranking invitation event, unlike previous editions of the Shanghai Masters which were ranking events.[1]
Ronnie O'Sullivan successfully defended the title by beating Barry Hawkins 11–9 in the final.[2] With this win O'Sullivan became the first player to surpass £10 million in career prize money.
The 24 players were the top-16 in the world rankings after the 2018 World Open, the next four players, outside the top-16 in the world rankings, of Chinese origin, two players from the CBSA under-21 rankings and two from China's Amateur Masters series. The Amateur Masters was won by Pu Qingsong with Guo Hua the runner-up. The two players from the CBSA under-21 rankings were Chang Bingyu and Fan Zhengyi.[3]
Defending champion Ronnie O'Sullivan was the number 1 seed with World Champion Mark Williams seeded 2. The top 8 seeds received byes into the second round.
The breakdown of prize money is shown below:
| Final: Best of 21 frames. Referee: Zheng Weili. Regal International East Asia Hotel, Shanghai, China, 16 September 2018. | |||
| Ronnie O'Sullivan (1) | 11–9 | Barry Hawkins (7) | |
| Afternoon: 1–125 (125), 23–66,,,,,,,, Evening: 73–0, 134–1 (64, 61),,,,,,,, | |||
| 122 | Highest break | 132 | |
| 2 | Century breaks | 2 | |
| 10 | 50+ breaks | 6 | |
Total: 37[4]