Isaksson is a Swedish patronymic surname meaning "son of Isak". It is formed by adding the suffix -sson (son) to the personal name Isak, which is the Scandinavian form of the biblical name Isaac.Etymology and OriginsThe name Isak itself derives from the Hebrew name Yitsḥaq, meaning "he will laugh, he will rejoice," from the root tsaḥaq ("to laugh"). According to the Old Testament (Genesis 17:17, 18:12), both Abraham and Sarah laughed when told they would have a son in their old age, and Isaac later became the father of Esau and Jacob. As a given name, Isaac was uncommon among Christians in the Middle Ages but saw a surge in popularity after the Protestant Reformation. The Swedish form Isak has been widely used, giving rise to the patronymic surname Isaksson.Geographical DistributionAs of 2014, the surname Isaksson is most concentrated in Sweden, where 89.4% of all known bearers live (frequency 1:774). It is also prevalent in Finland (6.0% of bearers, frequency 1:6,482) and present in the United States. In Sweden, the highest frequencies occur in Norrbotten County (1:122) and Västerbotten County (1:393). In Finland, the surname is notably common in the Åland Islands (1:448) and Southwest Finland (1:1,696).Notable BearersNotable individuals with the surname Isaksson include Selim Isakson (1892–1960), a Swedish major-general. The name is also borne by various athletes, musicians, and public figures, reflecting its widespread use in Scandinavia.Related NamesEquivalent patronymic surnames in other languages and cultures include the Norwegian Isaksen, English Isaacson, Armenian Sahakyan, and Russian Isakov. All share the root meaning "son of Isaac."Meaning: "son of Isak" (Isaac)Origin: Swedish patronymic surnameType: PatronymicRegions: Sweden, Finland, Åland, diaspora communities