1940 Australian Championships – Women's singles

The seeded players are listed below. Nancye Wynne is the champion; others show the round in which they were eliminated.

1. Nancye Wynne (champion)
2. Thelma Coyne (finalist)
3. Nell Hopman (semifinals)
4. May Hardcastle (quarterfinals)
5. Joan Hartigan (semifinals)
6. Alison Hattersley (quarterfinals)
7. Gwen O'Halloran (quarterfinals)
8. Constance Coate (quarterfinals)

Key

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

Finals

	Quarterfinals							Semifinals							Finals
	2	Thelma Coyne	6	6
	8	Constance Coate	1	3
								2	Thelma Coyne	6	2	6
								3	Nell Hopman	4	6	3
	3	Nell Hopman	6	6
	6	Alison Hattersley	3	4
															2	Thelma Coyne	7	4	0
															1	Nancye Wynne	5	6	6
	5	Joan Hartigan	6	6
	4	May Hardcastle	2	3
								5	Joan Hartigan	0	6	1
								1	Nancye Wynne	6	3	6
	7	Gwen O'Halloran	0	3
	1	Nancye Wynne	6	6

Earlier rounds

Section 1

	First round							Second round							Quarterfinals							Semifinals
								2	Coyne	6	6
									Burke	0	1
															2	Coyne	6	6
															8	Coate	1	3
								8	Coate	6	6	6
									Lack	2	8	3
																						2	Coyne	6	2	6
																						3	Hopman	4	6	3
								3	Hopman	6	6
		Rice	n/a[b]						Clark[c]	0	1
		Turner													3	Hopman	6	6
	6	Hattersley	6	6											6	Hattersley	3	4
		Chapman	1	2				6	Hattersley	6	4	8
		Niemeyer	6	6					Niemeyer	1	6	6
		Gosbell	2	4

Section 2

	First round							Second round							Quarterfinals							Semifinals
								5	Hartigan	6	6
									Brooker	2	2
															5	Hartigan	6	6
															4	Hardcastle	2	3
								4	Hardcastle	6	18
									Lewin	2	16
																						5	Hartigan	0	6	1
																						1	Wynne	6	3	6
									Stebbing	1	7
	7	O'Halloran	6	6				7	O'Halloran	6	9
		Manzie	0	0											7	O'Halloran	0	3
		Berg	n/a[b]												1	Wynne	6	6
		Jenkins							Griffiths[d]	0	0
								1	Wynne[d]	6	6