| Result | Tournament |
|---|---|
| Steve Knoll defeated Robert Chamberlain | 2023 Livingston's Weekly 12/29 9-Ball |
| Scott Grano defeated Robert Chamberlain | 2023 Livingston's Weekly 12/29 9-Ball |
| Robert Chamberlain defeated Will Bilbrey | 2023 Livingston's Weekly 12/29 9-Ball |
| Errick Tamoria defeated Robert Chamberlain | 2023 Livingston's Weekly 12/22 9-Ball |
| Errick Tamoria defeated Robert Chamberlain | 2023 Livingston's Weekly 12/22 9-Ball |
| Robert Chamberlain defeated Jamie Zinkhan | 2023 Livingston's Weekly 12/22 9-Ball |
| Robert Chamberlain defeated Matthew Cowgill | 2023 Livingston's Weekly 12/22 9-Ball |
| Robert Chamberlain defeated Robert Halibi | 2023 Livingston's Weekly 12/22 9-Ball |
| Steve Knoll defeated Robert Chamberlain | 2023 Livingston's Weekly 12/15 9-Ball |
| Tim Wotherspoon defeated Robert Chamberlain | 2023 Livingston's Weekly 12/15 9-Ball |
| Robert Chamberlain defeated Joe Matthews | 2023 Livingston's Weekly 12/15 9-Ball |
| Robert Chamberlain defeated Brandon Seeley | 2023 9ball Friday night 9-Ball |
| Robert Chamberlain defeated Steve Knoll | 2023 9ball Friday night 9-Ball |
| Errick Tamoria defeated Robert Chamberlain | 2023 9ball Friday night 9-Ball |
| Robert Chamberlain defeated Nate Neal | 2023 9ball Friday night 9-Ball |
| Stephen Williams defeated Robert Chamberlain | 2023 9ball Friday night 9-Ball |