Ron Johnson income source is Not Available. Reproduction of material from any Salon pages without written permission is strictly prohibited. Rudy Markussen boxer. A two-time World Heavyweight Boxing Champion, Olympic Gold Medalist, multimillionaire entrepreneur and born-again Christian minister. That includes a $28 million minimum guarantee earned from his February 2020 rematch against Deontay Wilder. The panelist said it wasnt true, and that was a good enough answer for him.' Johnson is one of the top 20 wealthiest members of Congress, according to Salon.com. //