5) Oprah Winfrey (Net worth: $3 billion)

Age: 61 years; Source: Television; State: California

Oprah Winfrey’s cable network OWN has seen its ratings increase partly due to few sitcom and drama collaborations with director Tyler Perry. She made of her wealth through her talk-show and continue to earn from the successful spin-off stars she helped create. She is also the richest African-American.

4) Jin Sook Chang (Net worth: $3.1 billion)

Age: 52 years; Source: Fashion retail; State: California

Billionaire entrepreneur Jin Sook Chang and her husband opened their first clothing store Fashion 21 more than three decades ago. Later they renamed the firm Forever 21. Today the company makes $4.4 billion in sales.

3) Doris Fisher (Net worth: $3.1 billion)

Age: 83 years; Source: Gap; State: California

Doris Fisher is the co-founder of Gap clothing stores. She is one of the major shareholders of the company. She is also a noted arts collector.

2) Diane Hendricks (Net worth: $3.7 billion)

Age: 68 years; Source: Roofing; State: Wisconsin

Diane Hendricks is the co-founder and chairperson of ABC Supply, a wholesale distributor of roofing, window and siding materials. The company’s 2014 sales were estimated at $4.8 billion.

1) Elizabeth Holmes (Net worth: $4.5 billion)

Age: 31 years; Source: Blood testing; State: California

Elizabeth Holmes is the richest self-made woman in the United States of America. She is also the youngest female billionaire in the world. Holmes is the founder and CEO of Theranos, a blood testing company which was valued $9 billion last year. She launched the firm in 2003 when she was just 19.

These super rich and wonderful ladies inspire women all over the world and clear definition of “What a man can do, a woman can do better.”