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Find more Giannini 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 252 more people named Giannini 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 981 people named Giannini in the 1930 U.S. Census. In 1940, there were 26% more people named Giannini in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 1,233 people named Giannini were living in the United States. In a snapshot:

  • The youngest was less than a year and the oldest was 96
  • 18 reported their race as other than white
  • The typical household was 3 people
  • 54%, or 150 people, lived in homes they rented

Learn where they came from and where they went.

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

  • 52% were first-generation Americans
  • 9% migrated within the United States from 1935 to 1940
  • Most fathers originated from California
  • 361 were born in foreign countries