Australia
12.04.94, 31 years
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Points
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Australia
26.05.00, 25 years
INFO: click on player name to show detailed player statistics
Jacob Sullivan vs. Sam Oster - head to head matches
Jacob Sullivan form & Sam Oster form
Jacob Sullivan - last matches
 M15 Cancun - Hard |
| 31.07.19 1st round | vs. Isaac Stoute | 3-6, 4-6 |  | match details |
| 30.07.19 qual. | vs. Erick Sanchez | 4-3, Erick Sanchez - retired |  | match details |
| 29.07.19 q 1 | vs. Diego Bustamante | 6-3, 6-1 | | match details |
| M15 Cancun - Hard |
| 22.07.19 q 1 | vs. Francisco Erramuspe | 2-6, 2-6 | | match details |
| M15 Cancun - Hard |
| 16.07.19 qual. | vs. Kalman L. Boyd | 2-6, 2-6 | | match details |
| 15.07.19 q 1 | vs. Milos Nikolic | 6-4, 1-6, 10-8 | | match details |
 Australia F8 - Hard |
| 06.10.18 q 2 | vs. Clint Letcher | 4-6, 4-6 | | match details |
| 05.10.18 q 1 | vs. Bosko Novakovic | 6-4, 7-5 | | match details |
| Australia F6 - Hard |
| 26.09.18 1st round | vs. Jeremy Beale | 3-6, 4-6 | | match details |
| 24.09.18 qual. | vs. Michael Shepheard | 6-4, 6-3 | | match details |
| 23.09.18 q 2 | vs. Olly Sadler | 6-3, 6-3 | | match details |
| 22.09.18 q 1 | vs. Sam Hoskins | 6-0, 6-2 | | match details |
| Australia F5 - Hard |
| 15.09.18 q 2 | vs. Brydan Klein | 3-6, 6-74 | | match details |
| 15.09.18 q 1 | vs. James Ibrahim | 3-6, 6-0, 6-3 | | match details |
| Australia F4 - Clay |
| 25.03.18 q 1 | vs. David Qariaqus | 6-1, 6-0 | | match details |
| 25.03.18 q 2 | vs. Erik Holt-Crossman | 2-6, 3-6 | | match details |
| Australia F3 - Clay |
| 18.03.18 q 2 | vs. Erik Holt-Crossman | 6-4, 3-6, 4-6 | | match details |
| 17.03.18 q 1 | vs. Campbell Salmon | 4-6, 6-4, 7-61 | | match details |
| Australia F2 - Grass |
| 04.03.18 qual. | vs. Benard Bruno Nkomba | 3-6, 1-6 | | match details |
| 04.03.18 q 2 | vs. David Abfalter | 6-3, 6-3 | | match details |
| 03.03.18 q 1 | vs. Jayden Court | 6-2, 5-7, 6-4 | | match details |
| Australia F1 - Grass |
| 25.02.18 q 2 | vs. Sam Oster | 6-1, 6-1 | | match details |
| 25.02.18 qual. | vs. Yu Hsiou Hsu | 6-73, 6-75 | | match details |
| 24.02.18 q 1 | vs. Danut Cuc | 6-4, 6-4 | | match details |
Sam Oster - last matches
| M25 Carrara - Hard |
| 24.11.24 q 1 | vs. Arjun Mehrotra | 2-6, 2-6 | | match details |
| M25 Caloundra - Hard |
| 17.11.24 q 1 | vs. Rohan Hazratwala | 3-6, 2-6 | | match details |
| M25 Swan - Grass |
| 18.03.24 q 2 | vs. Thomas Patton | 5-7, 5-7 | | match details |
| 17.03.24 q 1 | vs. Jonas Hahn | 7-64, 6-3 | | match details |
| M25 Mildura - Grass |
| 13.03.24 1st round | vs. Jarrod Joyce | 3-6, 7-5, 3-6 | | match details |
| 12.03.24 qual. | vs. Naoki Tajima | 3-6, 6-3, 10-6 | | match details |
| 11.03.24 q 2 | vs. Benjamin Loccisano | 6-2, 6-4 | | match details |
| 10.03.24 q 1 | vs. Nicholas Jovanovski | 6-2, 6-1 | | match details |
| M25 Traralgon - Hard |
| 26.02.24 q 2 | vs. Chase Ferguson | 6-75, 6-0, 6-10 | | match details |
| 25.02.24 q 1 | vs. Moritz Schroeter | 7-63, 6-2 | | match details |
| M25 Traralgon - Hard |
| 18.02.24 q 1 | vs. Lawrence Sciglitano | 2-6, 4-6 | | match details |
| M25 Gold - Hard |
| 27.11.23 q 2 | vs. Stefan Bianchet | 6-4, 4-6, 10-12 | | match details |
| M25 Brisbane - Hard |
| 19.11.23 q 1 | vs. Oren Vasser | 4-6, 6-4, 3-10 | | match details |
| M25 Cairns - Hard |
| 10.10.23 q 2 | vs. Chen-Yu Lu | 4-6, 7-67, 6-10 | | match details |
| 08.10.23 q 1 | vs. Stephen Tomkins | 6-0, 6-3 | | match details |
| M25 Cairns - Hard |
| 02.10.23 q 2 | vs. Jesse Delaney | 3-6, 6-72 | | match details |
| 01.10.23 q 1 | vs. Ian Coetzee | 6-1, 6-0 | | match details |
| M25 Darwin - Hard |
| 18.09.23 q 2 | vs. Brian Tran | 3-6, 6-3, 11-13 | | match details |
| M25 Darwin - Hard |
| 12.09.23 qual. | vs. Geni Inoue | 3-6, 3-6 | | match details |
| 11.09.23 q 2 | vs. William Jesser | 6-4, 6-2 | | match details |
| M15 Caloundra - Hard |
| 02.08.23 1st round | vs. Tai Sach | 1-6, 3-6 | | match details |
| 01.08.23 qual. | vs. James Watt | 7-64, 2-6, 10-7 | | match details |
| 31.07.23 q 2 | vs. Seungmin Park | 6-2, 6-2 | | match details |
| 30.07.23 q 1 | vs. Thomas Nicholas Gadecki | 6-4, 6-4 | | match details |
| M15 Caloundra - Hard |
| 25.07.23 qual. | vs. Callum Gale | 7-5, 5-7, 3-10 | | match details |
| 24.07.23 q 2 | vs. Lawrence Bataljin | 5-7, 6-3, 10-8 | | match details |
| 23.07.23 q 1 | vs. William Jesser | 6-3, 6-1 | | match details |
 M15 Nakhon - Hard |
| 02.07.23 q 1 | vs. Corban Crowther | 1-6, 2-6 | | match details |
 M15 Celje - Clay |
| 26.06.23 q 1 | vs. Miha Vetrih | 0-6, 2-6 | | match details |
| M15 Store - Clay |
| 19.06.23 q 1 | vs. Pietro Pampanin | 4-6, 2-6 | | match details |
