You've got family at Ancestry.

Find more Martignoni 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 43 more people named Martignoni in the United States — and some of them are likely related to you.

Start a tree and connect with your family.


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 35 people named Martignoni in the 1930 U.S. Census. In 1940, there were 123% more people named Martignoni in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 78 people named Martignoni were living in the United States. In a snapshot:

  • 10% were disabled
  • 21 were children
  • 63% owned their homes, valued on average at $2,783
  • 15 adults were unmarried

Learn where they came from and where they went.

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

  • The most common mother tongue was Italian
  • They most commonly lived in California
  • 31% were born in foreign countries
  • Most mothers originated from Italy