50 Most Powerful Women in Business

FORTUNE's annual ranking of America's leading businesswomen

Age

Just one of the women on this year's list is under 40, but 17 are under 50 years old.

Rank	Name	Company	Age
42	Marissa Mayer	Google	35
38	Meredith Whitney	Meredith Whitney Advisory Group	40
16	Sheryl Sandberg	Facebook	41
43	Susan Wojcicki	Google	42
20	Charlene Begley	GE	43
30	Mary Callahan Erdoes	J.P. Morgan Chase	43
48	Shari Ballard	Best Buy	44
50	Katie Cotton	Apple	44
24	Sallie Krawcheck	Bank of America	45
36	Kathleen Murphy	Fidelity Personal Investing	47
39	Gina Drosos	Procter & Gamble	47
46	Lauren Zalaznick	GE	47
11	Safra Catz	Oracle	48
21	Abigail Johnson	Fidelity	48
35	Rosalind Brewer	Wal-Mart Stores	48
13	Melanie Healey	Procter & Gamble	49
26	Susan Wagner	BlackRock	49
4	Angela Braly	WellPoint	50
27	Deirdre Connelly	GlaxoSmithKline	50
29	Pamela Nicholson	Enterprise Holdings	50
34	Gail Boudreaux	UnitedHealth Group	50
44	Lorrie Norrington	eBay	50
12	Sherilyn McCoy	Johnson & Johnson	51
22	Susan Ivey	Reynolds American	51
28	Cathie Lesjak	Hewlett-Packard	51
5	Andrea Jung	Avon Products	52
9	Ursula Burns	Xerox	52
14	Ann Livermore	Hewlett-Packard	52
15	Anne Sweeney	Walt Disney	52
47	Amy Pascal	Sony	52
49	Phebe Novakovic	General Dynamics	52
8	Ginni Rometty	IBM	53
23	Susan Chambers	Wal-Mart Stores	53
1	Indra Nooyi	PepsiCo	54
7	Ellen Kullman	DuPont	54
41	Lynn Elsenhans	Sunoco	54
25	Jan Fields	McDonald's	55
40	Maggie Wilderotter	Frontier Communications	55
6	Oprah Winfrey	Harpo and OWN	56
17	Carol Meyrowitz	TJX Cos.	56
31	Joanne Maguire	Lockheed Martin	56
32	Marillyn Hewson	Lockheed Martin	56
2	Irene Rosenfeld	Kraft Foods	57
3	Patricia Woertz	Archer Daniels Midland	57
19	Barbara Desoer	Bank of America	57
33	Linda Gooden	Lockheed Martin	57
18	Judy McGrath	Viacom	58
37	Linda Hudson	BAE Systems	60
45	Bonnie Hammer	GE	60
10	Carol Bartz	Yahoo	62

From the October 18, 2010 issue