Data research company WealthInsight and business magazine Spear's gathered data on 70,000 millionaires around the world to find where they earned a college degree and what fields they studied.

Eight of the top 10 universities with the highest number of rich alumni are based in the U.S., with the U.K. home to the other two.

Engineering degrees produced the most millionaires, although most engineering grads made money as entrepreneurs, the study revealed. MBAs, law, accounting, and finance degrees also led to financial success.

The universities with the richest alumni are as follows, with number one producing the most.

No. 10
University of Pennsylvania

Billionaire Warren Buffett is an alumni of this university as is businessman and investor Ronald Perelman.