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Find more Siniff relatives and grow your tree by exploring billions of historical records. Taken every decade since 1790, the U.S. Federal Census can tell you a lot about your family. For example, from 1930 to 1940 there were 29 less people named Siniff in the United States — and some of them are likely related to you.

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Create, build, and explore your family tree.

What if you had a window into the history of your family? With historical records, you do. From home life to career, records help bring your relatives' experiences into focus. There were 95 people named Siniff in the 1930 U.S. Census. In 1940, there were 31% less people named Siniff in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 66 people named Siniff were living in the United States. In a snapshot:

  • 11 owned their homes, valued on average at $3,582
  • 10 adults were unmarried
  • 21% of women had paying jobs
  • Although 59% were female, the most common name for males was William

Learn where they came from and where they went.

As Siniff families continued to grow, they left more tracks on the map:

  • 12 were born in foreign countries
  • Most mothers originated from Ohio
  • 16 were first-generation Americans
  • 17% were first-generation Americans