Isaksson is a surname of Swedish origin. Geographical distribution. As of 2014, 89.4% of all known bearers of the surname Isaksson were residents of Sweden (frequency 1:774), 6.0% of Finland (1:6,482) and 1.3% of the United States (1:1,911,382). In Sweden, the frequency of the surname was higher than national average ( 1:774) in the following counties: 1. Norrbotten County (1:122) 2. Västerbotten County (1:393) 3. Jönköping County (1:409) 4. Kronoberg County (1:565) 5. Halland County (1:614) 6. Kalmar County (1:658) 7. Västernorrland County (1:703) 8.
https://en.wikipedia.org/wiki/Isaksson