Abigail Johnson

German Chancellor Angela Merkel retains the top spot on the list for the 8th year in a row. While she recently stepped down as head of the Christian Democratic Union (CDU) and is not running for reelection in 2021, her leadership of Europe's largest economy makes her the defacto female leader of the free world.

Their total assets surpass 250 billion dollars, and collectively, their combined assets are more than the Greek GDP for 2014.

1. Christy Walton, American philanthropist and Walmart heir
41.3 billion dollars