2019 Australian Open – Wheelchair quad singles
| Wheelchair quad singles | |
|---|---|
| 2019 Australian Open | |
| Champion | Dylan Alcott |
| Runner-up | David Wagner |
| Score | 6–4, 7–6(7–2) |
Four-time defending champion Dylan Alcott defeated David Wagner in the final, 6–4, 7–6(7–2) to win the quad singles wheelchair tennis title at the 2019 Australian Open.