Stefanos Tsitsipas 7-6,6-7,4-6 Reilly Opelka 2021-08-14 19:00
Stadium: Stadium Round: 28 Ground: Hardcourt outdoor
Home History
| ATP Toronto | 2021/08/13 16:00 | Casper Ruud v Stefanos Tsitsipas | 1-6,4-6 |
| ATP Toronto | 2021/08/12 15:00 | Karen Khachanov v Stefanos Tsitsipas | 3-6,2-6 |
| ATP Toronto | 2021/08/10 23:50 | Ugo Humbert v Stefanos Tsitsipas | 3-6,7-6,1-6 |
| Olympics 2020 - Men | 2021/07/28 04:10 | Ugo Humbert v Stefanos Tsitsipas | 2-6,7-6,6-2 |
| Olympics 2020 - Men | 2021/07/27 02:00 | Frances Tiafoe v Stefanos Tsitsipas | 3-6,4-6 |
| Olympics 2020 - Men | 2021/07/25 07:50 | Philipp Kohlschreiber v Stefanos Tsitsipas | 3-6,6-3,3-6 |
| ATP Hamburg | 2021/07/16 12:00 | Stefanos Tsitsipas v Filip Krajinovic | 6-3,1-6,3-6 |
| ATP Hamburg | 2021/07/14 15:15 | Stefanos Tsitsipas v Dominik Koepfer | 7-6,6-3 |
Away History
| ATP Toronto | 2021/08/13 17:30 | Roberto Bautista-Agut v Reilly Opelka | 3-6,6-7 |
| ATP Toronto | 2021/08/12 18:30 | Reilly Opelka v Lloyd Harris | 4-6,7-6,7-6 |
| ATP Toronto | 2021/08/11 02:35 | Grigor Dimitrov v Reilly Opelka | 3-6,4-6 |
| ATP Toronto | 2021/08/10 01:35 | Nick Kyrgios v Reilly Opelka | 6-4,6-7,4-6 |
| ATP Washington | 2021/08/05 19:20 | Reilly Opelka v John Millman | 3-6,6-7 |
| ATP Washington | 2021/08/04 19:45 | Reilly Opelka v Daniel Elahi Galan | 7-6,6-3 |
| ATP Atlanta | 2021/07/30 18:10 | Taylor Fritz v Reilly Opelka | 7-6,6-7,7-6 |
| ATP Atlanta | 2021/07/29 01:30 | Bjorn Fratangelo v Reilly Opelka | 6-7,6-7 |