In the past few years, female representatives have made it big by breaking into the chief executive ranks of their respective companies.

On the occasion of International Women's Day, we present you the top female Chief Executive Officers who made it to the Fortune 500 list.

Here is the list top Women CEOs according to Fortune 500:

1.      Mary Barra: Chief Executive Officer of General Motors. On 15 January, 2014, Barra was announced as the CEO. She is the first female CEO of GM.

Mary Barra
Mary Barra CEO of General Motors [Reuters]

2.      Meg Whitman: Margaret C. Whitman or Meg Whitman is the president and chief executive officer of Hewlett-Packard (HP). She was announced as CEO of the company on 22 September, 2011.

Margaret C. Whitman
Margaret C. Whitman CEO of Hewlett-Packard (HPQ) [Reuters]

3.      Virginia Rometty: She is the Chief Executive Officer of International Business Machines Corporation (IBM). In 2012, IBM named her as the CEO of the company. Rometty is the first female CEO of the company.

Virginia M. Rometty
Virginia M. Rometty CEO of IBM [Reuters]

4.      Patricia Woertz: Since 2007 she has been the Chief Executive Officer of Archer Daniels Midland Company.

Patricia A. Woertz
Patricia A. Woertz CEO of Archer Daniels Midland (ADM) [Reuters]

5.      Indra K. Nooyi: She is the CEO of PepsiCo. Nooyi is ranked among the World's 100 Most Powerful Women by Forbes magazine.

Indra K. Nooyi
Indra K. Nooyi CEO of Pepsico [Reuters]

6.      Marillyn Hewson: She was named CEO of Lockheed Martin in January 2013. Hewson joined the Lockheed Martin in 1982. She has held some increasingly responsible executive positions including President, Chief Operating Officer and Executive Vice President of the company.

Marillyn A. Hewson
Marillyn A. Hewson CEO of Lockheed Martin [Reuters]

7.      Ellen J. Kullman: The 58-year-old American business executive is the President and Chief Executive Officer of E. I. du Pont de Nemours and Company ("DuPont").

Ellen J. Kullman
Ellen J. Kullman CEO of DuPont (DD) [Reuters]

8.      Irene Rosenfeld: She is the current CEO of Mondel─ôz International which comprises the global snacking and food brands of the former Kraft Foods. 

Irene B. Rosenfeld
Irene B. Rosenfeld CEO of Mondelez International (MDLZ) [Reuters]