According to the US Census Bureau, Dassow is the 52,272nd most popular family name (surname) in the United States with a frequency of 0.000% and a percentile is 86.286. The majority of Dassows in the United States live in Wisconsin with the largest concentration in Medford, Wisconsin. There are approximately 187 Dassow households in the United States. Outside of the United States, Germany has the largest concentration of Dassows. There are few Dassow households outside of the United States and Germany: Two in Canada, two in Australia, seven in Great Britain and an unknown number in Brazil.