Larry Richard Williams (born October 6, 1942) is an American author and commodity trader from the state of Montana. He is the father of actress Michelle Williams. 
 

Early life
 

Williams was born in Miles City, Montana, on October 6, 1942, the son of Sylva Berthea (née Brurs) and Richard Sigwart Williams. He is a graduate of the School of Journalism, class of 1964 at the University of Oregon in Eugene.
 

Career
 

He is the author of nine books including The Mount Sinai Myth, based on an archeological search for Mt. Sinai in Egypt, was later featured in Vanity Fair in a re-write by Howard Blum.[2] His most current book is "Confessions of a Tax Rebel". This books discusses his battle with the IRS which led to trial on three charges of tax evasion. The trial ended on the third day when the Department of Justice dropped all charges.
 

Williams funds a 5 figure scholarship at the University of Oregon in honor of his college professor, Max Wales, restricted to "journalism and communication students who . . . have demonstrated creative talent, but may not have a high grade point average."
 

Williams has created several market indicators including Williams %R, Ultimate Oscillator, and value measurements for commodity prices. Williams won the 1987 World Cup Championship of Futures Trading from the Robbins Trading Company, where he turned $10,000 to over $1,100,000 (11,376%) in a 12 month competition with real money. Ten years later his actress daughter Michelle won the same contest. He currently lives in the United States Virgin Islands,where he trades, writes and does market research. His website is Ireallytrade.com. His other indicators are the COT index, Accumulation indicators and was the originator of Volatality Breakouts.
 

Williams was twice the Republican Party nominee to the United States Senate in Montana, losing to Representative Max Baucus in 1978 and to incumbent Senator John Melcher in 1982.