Isakson was born in 1944 in Atlanta as a descendant of Swedish immigrants. After leaving school, Isakson served from 1966 to 1972 in the Georgia Air National Guard. Then Isakson studied at the University of Georgia, then he opened the first office of the real estate company Northside Realty in Cobb County. Isakson in 1979 became president of the company and retained for 22 years to lead the company until 2001 held.
1974 Isakson was a member of the Republican Party. He held from 1976 to 1990 as a Member of the House of Representatives from Georgia His first political office. He opted not to run again in order to apply as Governor of Georgia, but was defeated by Democrat Zell Miller. From 1993 to 1996 Isakson sat in the Senate of Georgia. In 1996 he strove for the first time at the election to the U.S. Senate, but, however, he lost in the Republican primary against Guy Millner, who in turn then failed to Democrat Max Cleland.
As Newt Gingrich, by then Speaker of the U.S. House of Representatives, in early 1999, despite re-election renounced his mandate, Johnny Isakson joined at the time of election in the sixth congressional district of Georgia and won with 65 percent of the vote before the also the Republicans belonging to Christina Fawcett Jeffrey ( 25.4 percent). He took his seat in the House of Representatives as of February 23, 1999 true and remained there after repeated re-election until January 3, 2005. On this day, he moved within the Congress in the Senate, after he had previously with a share of the vote at the 2004 election 57.9 percent against the democratic Congresswoman Denise Majette (40 percent) had prevailed. In 2010 he stand for re- election; his rival candidate of the Democratic Party of Georgia was Labour Minister Mike Thurmond, against whom he was able to win clear.
Isakson currently lives with his family in a suburb of Marietta. He is married and has three children.
Member of Senate committees
- Committee on Commerce, Science and Transportation
- Committee on Health, Education, Labor, and Pensions
- Committee on Foreign Relations
- Committee on Small Business and Entrepreneurship
- Committee on Veterans' Affairs
- Committee on Ethics ( Vice Chairman)