For those who anticipated seeing some new names top the famous Forbes 400, you’re expectations are definitely about to wane. Straight from the mouth of Forbes, the richest man of 2013 is, none other than, Microsoft Corporation co-founder, Bill Gates. Classified as the richest American for 20 consecutive years, it should come as a surprise to no one that Gates’ has once again dominated the Forbes’ list. The most intriguing part is that Gates is not just the richest American. At 57, with a $72 billion net worth, Gates’ has also been named the richest person in the world yet again. Last year, Gates’ dropped down a notch falling in second place to Mexico’s Carlos Slim, but nevertheless, he’s recouped this year.

Second on the list is Berkshire Hathaway CEO, Warren Buffett. Another wealthy American that’s no stranger to the Forbes’ list, Buffett’s fortune is calculated at a whopping $58.5 billion fortune. Chief executive of the Oracle Corporation, Larry Ellison, placed third on the list with $41 billion. Brothers and businessmen Charles and David Koch of Koch Industries hold a tied net worth of $46 billion. The Koch brothers have also been noted as the richest residents in the city of New York.

The four founders and share holders of Wal-Mart designated the sixth to ninth spots on the list, with a reported average net worth of $34 billion. New York City mayor, Michael Bloomberg, placed tenth on the list with a net worth of approximately $31 billion, deeming him the world’s richest mayor.

The 2013 edition, which is marks the 32nd year of the Forbes list, went on to unleash a few surprises as well. Famed computer programmer and Facebook CEO, Mark Zuckerberg, raked in an additional $9.6 billion, catapulting him into the top 20 from No. 36 on the 2012 Forbes list.

The top 400 wealthiest Americans are calculated to be worth a mind-blowing $2.02 trillion.

Image via Forbes.com