Richest People in History

Rank	Name	Wealth in Billions (USD)	Country of origin	Source of Fortune
1.	John D. Rockefeller	318.3	United States	Standard Oil
2.	Andrew Carnegie	298.3	Scotland	Carnegie Steel Company
3.	Nicholas II	253.5	Russia	House of Romanov
4.	William Henry Vanderbilt	231.6	United States	Chicago, Burlington and Quincy Railroad
5.	Osman Ali Khan, Asaf Jah VII	210.8	Hyderabad	Monarchy
6.	Andrew W. Mellon	188.8	United States	Gulf Oil
7.	Henry Ford	188.1	United States	Ford Motor Company
8.	Marcus Licinius Crassus	169.8	Roman Republic	Roman Senate
9.	Basil II	169.4	Byzantine Empire	Monarchy
10.	Cornelius Vanderbilt	167.4	United States	New York and Harlem Railroad
11.	Alanus Rufus	166.9	England	Investments
12.	Amenophis III	155.2	Ancient Egypt	Pharaoh
13.	William de Warenne, 1st Earl of Surrey	153.6	England	Earl of Surrey
14.	William II	151.7	England	Monarchy
15.	Elizabeth I	142.9	England	House of Tudor
16.	John D. Rockefeller Jr.	141.4	United States	Standard Oil
17.	Sam Walton	128	United States	Wal-Mart
18.	John Jacob Astor	115	Germany	American Fur Company
19.	Odo of Bayeux	110.2	England	Monarchy
20.	Stephen Girard	99.5	France	First Bank of the United States
21.	Cleopatra	95.8	Ancient Egypt	Ptolemaic Inheritance
22.	Stephen Van Rensselaer III	88.8	United States	Rensselaerwyck Estate
23.	Richard B. Mellon	86.3	United States	Gulf Oil
24.	Alexander Turney Stewart	84.7	Ireland	Long Island Rail Road
25.	William Backhouse Jr.	84.7	United States	Inheritance
26.	Don Simon Iturbi Patino	81.2	Bolivia	Huanuni tin mine
27.	Sultan Hassanal Bolkiah	80.7	Brunei	Kral
28.	Frederick Weyerhaeuser	80.4	Germany	Weyerhaeuser Corporation
29.	Moses Taylor	79.3	United States	Citibank
30.	Vincent Astor	73.9	United States	Inheritance
Source: Wikipedia