Claim: Jon Huntsman Jr. served in the 40th presidency.
Evidence: He began his career as a White House staff assistant for Ronald Reagan , and was appointed Deputy Assistant Secretary of Commerce and United States Ambassador to Singapore by George H.W. Bush.
Ronald Wilson Reagan -LRB- -LSB- ˈrɒnəld_ˈwɪlsən_ˈreɪɡən -RSB- -RRB- -LRB- February 6 , 1911 -- June 5 , 2004 -RRB- was an American politician and actor who served as the 40th President of the United States from 1981 to 1989.