Centuries By Ryan Day In Season 2017-2018
| Tournament |
Total |
Breaks - Venue |
Breaks - Qualifying |
Rate |
 2018 World Championship |
5 |
145, 141 |
107, 100, 100 |
11.4 |
| 2018 Players Championship |
2 |
133, 107 |
|
9 |
| 2018 Romanian Masters |
1 |
120 |
|
34 |
| 2018 Gibraltar Open |
4 |
111, 107, 104, 100 |
|
9.25 |
| 2018 Welsh Open |
1 |
107 |
|
6 |
| 2018 World Grand Prix |
1 |
111 |
|
7 |
| 2018 German Masters |
3 |
130, 117, 115 |
|
11.67 |
| 2018 Masters |
3 |
125, 115, 105 |
|
5.67 |
| 2018 Championship League |
3 |
145, 122, 100 |
|
27.33 |
| 2017 UK Championship |
5 |
138, 128, 122, 111, 110 |
|
11.4 |
| 2017 Northern Ireland Open |
1 |
134 |
|
27 |
| 2017 Champion of Champions |
2 |
110, 103 |
|
8 |
| 2017 International Championship |
1 |
118 |
|
26 |
| 2017 European Masters |
1 |
|
103 |
13 |
| 2017 World Open |
1 |
|
104 |
19 |
| 2017 China Championship |
1 |
137 |
|
18 |
| 2017 Riga Masters |
2 |
119, 100 |
|
22 |
