Cedergren is a Swedish surname.
As of 2014, 71.7% of all known bearers of the surname Cedergren were residents of Sweden (frequency 1:8,668), 18.2% of the United States (1:1,254,345), 2.3% of Norway (1:138,982), 1.9% of Canada (1:1,226,600), 1.4% of Denmark (1:256,570) and 1.4% of Finland (1:249,854).
In Sweden, the frequency of the surname was higher than national average (1:8,668) in the following counties:[1]