1921 World Hard Court Championships – Women's singles

The women's singles was one of five events of the 1921 World Hard Court Championships tennis tournament held in Paris, France from 28 May until 5 June 1921. The draw consisted of 22 players. Dorothy Holman was the title holder, but she lost in the second round to Jeanne Vaussard. Suzanne Lenglen defeated Molla Mallory in the final for her second World Hard Court Championship title. Lenglen had won the tournament in 1914 and would win the next two editions in 1922 and 1923 as well.

Women's singles
1921 World Hard Court Championships
Champion	Suzanne Lenglen
Runner-up	Molla Mallory
Score	6–2, 6–3
Draw	32

Main article: 1921 World Hard Court Championships

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							Final
	Molla Mallory		8	6
	Marguerite Broquedis		6	4
								Molla Mallory		2	3
								Suzanne Lenglen		6	6
	Irene Bowder Peacock		0	1
	Suzanne Lenglen		6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	Molla Mallory		6	6
	Blanche Amblard		1	1				Molla Mallory		7	6
								Yvonne Bourgeois		5	4
															Molla Mallory		6	6
	Jeanne Vaussard		6	6											Jeanne Vaussard		2	2
	Hélène Contostavlos		1	4				Jeanne Vaussard		6	6
	Marie Storms		3	4				Dorothy Holman		3	3
	Dorothy Holman		6	6																		Molla Mallory		8	6
																						Marguerite Broquedis		6	4
								Daisy Speranza		1	3
								Germaine Golding		6	6
															Germaine Golding		3	6	2
															Marguerite Broquedis		6	3	6
								Suzanne Amblard		4	1
								Marguerite Broquedis		6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	Irene Bowder Peacock		4	6	6
	Nanette le Besnerais		6	1	2			Irene Bowder Peacock		6	6
	Eleanora Sears							Marie Conquet		3	3
	Marie Conquet		d												Irene Bowder Peacock		7	6
															Genevieve Cousin		5	4
								Genevieve Cousin		3	6	6
	Marie Danet		4	3				Edith Sigourney		6	4	3
	Edith Sigourney		6	6																		Irene Bowder Peacock		0	1
																						Suzanne Lenglen		6	6
								Dorothy Lammin		4	1
								Suzanne Dévé		6	6
															Suzanne Dévé		0	0
															Suzanne Lenglen		6	6
								Anne de Borman		0	0
								Suzanne Lenglen		6	6