# 2023 Brisbane QTC Tennis International – Women's singles

Asia Muhammad was the reigning champion from when the tournament was last held in 2019, but chose not to compete this year.
Taylah Preston won the title, defeating Darya Astakhova in the final, 6–3, 6–4.

## Seeds

* Olivia Gadecki (first round)
* Destanee Aiava (quarterfinals)
* Ankita Raina (first round)
* Jaimee Fourlis (second round)
* Daria Saville (first round)
* Priscilla Hon (quarterfinals)
* Darya Astakhova (final)
* Seone Mendez (quarterfinals)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| | Joanna Garland | 6 | 3 | 4 | | | | |
| 7 | Darya Astakhova | 1 | 6 | 6 | | | | |
| 7 | Darya Astakhova | 1 | 6 | 6 | 7 | Darya Astakhova | 3 | 4 |
| | | | | | | Taylah Preston | 6 | 6 |
| | Kaylah McPhee | 2 | 6 | 2 | | Taylah Preston | 6 | 6 |
| | Taylah Preston | 6 | 4 | 6 | | | | |

### Top half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | O Gadecki | 6$^3$ | 2 | | | | | | | | | | | | | | |
| | J Garland | 7$^7$ | 6 | | J Garland | 7 | 6 | | | | | | | | | | |
| Q | M Mushika | 6 | 6 | Q | M Mushika | 5 | 1 | | | | | | | | | | |
| WC | G Da Silva-Fick | 4 | 1 | | | | | | | J Garland | 6 | 6 | | | | | |
| | E Shimizu | 0 | 2 | | | | | | 6 | P Hon | 3 | 3 | | | | | |
| Q | F Liu | 6 | 6 | Q | F Liu | 6 | 5 | 3 | | | | | | | | | |
| Q | H Sato | 1 | 4 | 6 | P Hon | 4 | 7 | 6 | | | | | | | | | |
| 6 | P Hon | 6 | 6 | | | | | | | | | | | J Garland | 6 | 3 | 4 |
| 3 | A Raina | 1 | 3 | | | | | | | | | | 7 | D Astakhova | 1 | 6 | 6 |
| | S Hosogi | 6 | 6 | | S Hosogi | 7 | 2 | 6 | | | | | | | | | |
| | E Sema | 6 | 6 | | E Sema | 5 | 6 | 3 | | | | | | | | | |
| WC | A Parnaby | 2 | 2 | | | | | | | S Hosogi | 6$^5$ | 3 | | | | | |
| Q | M Ercan | 4 | 5 | | | | | | 7 | D Astakhova | 7$^7$ | 6 | | | | | |
| WC | M Joint | 6 | 7 | WC | M Joint | 6 | 5 | 1 | | | | | | | | | |
| Q | M Bayerlová | 3 | 3 | 7 | D Astakhova | 2 | 7 | 6 | | | | | | | | | |
| 7 | D Astakhova | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | S Mendez | 6 | 6 | | | | | | | | | | | | | | | |
| Q | E Micic | 0 | 0 | | 8 | S Mendez | 7 | 3 | 7 | | | | | | | | | |
| | P Hule | 2 | 2 | | Q | L Ma | 5 | 6 | 5 | | | | | | | | | |
| Q | L Ma | 6 | 6 | | | | | | | 8 | S Mendez | 3 | 4 | | | | | |
| | Y Naito | 6 | 3 | 2 | | | | | | | K McPhee | 6 | 6 | | | | | |
| | K McPhee | 3 | 6 | 6 | | K McPhee | 6 | 6 | | | | | | | | | | |
| | T Gibson | 4 | 6 | 1 | 4 | J Fourlis | 2 | 0 | | | | | | | | | | |
| 4 | J Fourlis | 6 | 1 | 6 | | | | | | | | | | | K McPhee | 2 | 6 | 2 |
| 5 | D Saville | 2 | 4 | | | | | | | | | | | | T Preston | 6 | 4 | 6 |
| Q | H Shi | 6 | 6 | | Q | H Shi | 2 | 7 | 1 | | | | | | | | | |
| | M Kuramochi | 2 | 6 | 3 | | T Preston | 6 | 5 | 6 | | | | | | | | | |
| | T Preston | 6 | 3 | 6 | | | | | | | T Preston | 3 | 7 | 6 | | | | |
| WC | I Popovic | 6 | 6$^6$ | 2 | | | | | | 2 | D Aiava | 6 | 5 | 4 | | | | |
| | H Arakawa | 4 | 7$^8$ | 6 | | H Arakawa | 1 | 4 | | | | | | | | | | |
| | M Inglis | 5 | 7 | 1 | 2 | D Aiava | 6 | 6 | | | | | | | | | | |
| 2 | D Aiava | 7 | 5 | 6 | | | | | | | | | | | | | | |