Women's 400m: List of all sub-49.50 times in history

	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O	P	Q	R	S	T	U	V	W	X	Y	Z	AA	AB	AC	AD	AE	AF	AG	AH	AI	AJ	AK
1	Rank:	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	18	18	21	22	22	24	25	26	27	28	29	30	30	32	33	34	35	TOTAL
2	Athlete:	Marita Koch	Jarmila Kratochvílová	Marie-José Pérec	Olga Vladykina- Bryzgina	Taťána Kocembová	Cathy Freeman	Sanya Richards- Ross	Valerie Brisco- Hooks	Ana Guevara	Chandra Cheeseborough	Tonique Williams- Darling	Falilat Ogunkoya	Olga V. Nazarova	Antonina Krivoshapka	Mariya Kulchunova- Pinigina	Sabine Busch	Allyson Felix	Irena Szewinska	Pauline Davis- Thompson	Yulia Gushchina	Charity Opara	Petra Schersing	Lorraine Fenton	Shericka Williams	Amantle Montsho	Anastasiya Kapachinskaya	Jearl Miles Clark	Christine Ohuruogu	Grit Breuer	Kathy Smallwood- Cook	Fatima Yusuf	Shaunae Miller-Uibo	Aelita Yurchenko	Francena McCorory	Olga Zaytseva	35
3	#sub-49.5	22	12	5	8	5	2	14	1	4	2	4	1	1	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	104

4	1	47.60																																			WR
5	2		47.99																																		Former WR
6	3	48.16																																			PB
7		48.16
8	4	48.22
9	5			48.25
10	6	48.26
11	7				48.27
12	8		48.45
13	9					48.59
14	10	48.60			48.60
15	11		48.61
16	12						48.63
17	13				48.65
18	14							48.70
19	15					48.73
20	16	48.77
21	17		48.82
22	18			48.83				48.83	48.83
23	19		48.85
24	20	48.86	48.86
25	21	48.87
26	22	48.88
27	23	48.89								48.89
28		48.89
29	24							48.92
30	25	48.94						48.94
31	26				48.96
32	27	48.97
33		48.97
34	28				48.98
35	29							49.00
36	30		49.01
37	31		49.02
38	32	49.03	49.03
39	33				49.05			49.05			49.05
40	34											49.07
41	35												49.10
42	36						49.11			49.11				49.11
43	37			49.13
44	38	49.15										49.15
45	39									49.16					49.16
46	40	49.17	49.17
47	41			49.18	49.18
48	42	49.19			49.19											49.19
49	43		49.23			49.23		49.23
50						49.23
51	44	49.24															49.24
52	45		49.25					49.25		49.25		49.25
53	46																	49.26
54	47	49.27						49.27
55								49.27
56								49.27
57	48	49.28		49.28				49.28			49.28								49.28	49.28	49.28
58								49.28
59	49							49.29							49.29							49.29
60	50					49.30						49.30											49.30	49.30
61	51																								49.32
62	52																									49.33
63	53																										49.35
64	54																											49.40
65	55																												49.41
66	56																													49.42
67	57																														49.43	49.43
68	58																																49.44
69	59																																	49.47
70	60																																		49.48
71	61																																			49.49
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100