You've got family at Ancestry.

Find more Mcweeny 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 41 more people named Mcweeny 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 64 people named Mcweeny in the 1930 U.S. Census. In 1940, there were 64% more people named Mcweeny in the United States. What was life like for them?

Picture the past for your ancestors.

In 1940, 105 people named Mcweeny were living in the United States. In a snapshot:

  • 7 were disabled
  • 37% of adults were unmarried
  • The youngest was 1 and the oldest was 82
  • For 51 females, Eleanor was the most common name

Learn where they came from and where they went.

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

  • Most immigrants originated from Ireland
  • Most mothers originated from Eire
  • 32 were first-generation Americans
  • 50% were first-generation Americans