# 1946 Australian Championships – Women's singles

First-seeded Nancye Bolton defeated Joyce Fitch 6–4, 6–4 in the final to win the women's singles tennis title at the 1946 Australian Championships.

## Seeds

The seeded players are listed below. Nancye Bolton is the champion; others show the round in which they were eliminated.
* Nancye Bolton (champion)
* Nell Hopman (quarterfinals)
* Thelma Long (quarterfinals)
* Joan Hartigan (quarterfinals)
* Constance Wilson (semifinals)
* Alison Hattersley (second round)
* Dulcie Whittaker (quarterfinals)
* Joyce Fitch (finalist)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* r = Retired

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Finals | Finals | Finals | Finals |
| 5 | Constance Wilson | 6 | 8 | | | | | | | | | |
| 4 | Joan Hartigan | 2 | 6 | | | | | | | | | |
| 4 | Joan Hartigan | 2 | 6 | | 5 | Constance Wilson | 2 | 1 | | | | |
| | | | | | 1 | Nancye Bolton | 6 | 6 | | | | |
| 7 | Dulcie Whittaker | 2 | 2 | | 1 | Nancye Bolton | 6 | 6 | | | | |
| 1 | Nancye Bolton | 6 | 6 | | | | | | | | | |
| 1 | Nancye Bolton | 6 | 6 | | | | | | 1 | Nancye Bolton | 6 | 6 |
| | | | | | | | | | 8 | Joyce Fitch | 4 | 4 |
| 8 | Joyce Fitch | 6 | 6 | | | | | | | | | | 8 | Joyce Fitch | 4 | 4 |
| 3 | Thelma Long | 2 | 4 | | | | | | | | | |
| 3 | Thelma Long | 2 | 4 | | 8 | Joyce Fitch | 7 | 6 | | | | |
| | | | | | | Marie Toomey | 5 | 4 | | | | |
| | Marie Toomey | 6 | 4 | 6 | | Marie Toomey | 5 | 4 | | | | |
| 2 | Nell Hopman | 2 | 6 | 3 | | | | | | | | |

### Earlier rounds
#### Section 1

| 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 |
| | | | | | Thiele | 4 | 4 | | | | | | | | | |
| | | | | 5 | Wilson | 6 | 6 | | | | | | | | | |
| | | | | | | | | | 5 | Wilson | 6 | 8 | | | | |
| | | | | | | | | | 4 | Hartigan | 2 | 6 | | | | |
| | | | | | McGill | 6 | 4 | 2 | | | | | | | | |
| | | | | 4 | Hartigan | 4 | 6 | 6 | | | | | | | | |
| | | | | | | | | | | | | | 5 | Wilson | 2 | 1 |
| | | | | | | | | | | | | | 1 | Bolton | 6 | 6 |
| | | | | | Jones | 2 | 4 | | | | | | | | | |
| | Cane | 0 | 1 | 7 | Whittaker | 6 | 6 | | | | | | | | | |
| 7 | Whittaker | 6 | 6 | | | | | | 7 | Whittaker | 2 | 2 | | | | |
| | Pellew | 2 | 3 | | | | | | 1 | Bolton | 6 | 6 | | | | |
| | Proctor | 6 | 6 | | Proctor | 2 | 2 | | | | | | | | | |
| | Cock | 1 | 1 | 1 | Bolton | 6 | 6 | | | | | | | | | |
| 1 | Bolton | 6 | 6 | | | | | | | | | | | | | |

#### Section 2

| 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 |
| | Moran | 2 | 3 | | | | | | | | | | | | | | |
| | Traeger | 6 | 6 | | Traeger | 0 | 1 | | | | | | | | | | |
| | Stevens | 2 | 2 | 8 | Fitch | 6 | 6 | | | | | | | | | | |
| 8 | Fitch | 6 | 6 | | | | | | 8 | Fitch | 6 | 6 | | | | | |
| | Spehr-Jones | 1 | 3 | | | | | | 3 | Long | 2 | 4 | | | | | |
| | Niemeyer | 6 | 6 | | Niemeyer | 1 | 3 | | | | | | | | | | |
| | Sheidow | 2 | 1 | 3 | Long | 6 | 6 | | | | | | | | | | |
| 3 | Long | 6 | 6 | | | | | | | | | | | 8 | Fitch | 7 | 6 |
| | | | | | | | | | | | | | | | Toomey | 5 | 4 |
| | | | | | Toomey | 5 | 7 | 6 | | | | | | | | | |
| | | | | 6 | Hattersley | 7 | 5 | 3 | | | | | | | | | |
| | | | | | | | | | | Toomey | 6 | 4 | 6 | | | | |
| | | | | | | | | | 2 | Hopman | 2 | 6 | 3 | | | | |
| | | | | | Beavis | 4 | 4 | | | | | | | | | | |
| | | | | 2 | Hopman | 6 | 6 | | | | | | | | | | |