| Result | Tournament |
|---|---|
| Nicholas Papageorge defeated Billy Ontko | 2018 Derby City Classic 9-Ball |
| Robert Frost defeated Billy Ontko | 2019 Music City Open 9-Ball |
| Billy Ontko defeated Bogan Tamer Kurt | 2019 Music City Open 9-Ball |
| Joe Johnson defeated Billy Ontko | 2019 Music City Open 9-Ball |
| Dennis Wilson Jr defeated Billy Ontko | 2020 Derby City Classic One Pocket |
| Miguel Laboy defeated Billy Ontko | 2020 Derby City Classic One Pocket |