Blau Family History

Blau Surname Meaning

German: from Middle High German blā ‘blue’ (Old High German blāo) applied as a nickname with various senses: someone who habitually wore blue clothes, a dyer, someone with blue eyes, a sickly or pale person, someone with a bluish complexion resulting from poor circulation, etc.

Jewish (Ashkenazic): artificial name from German blau ‘blue’ (see 1 above). In some cases possibly also Catalan: nickname from blau ‘blue’.

Source: Dictionary of American Family Names 2nd edition, 2022

Similar surnames: Lau, Bau, Baum, Blas, Brau, Braun, Blank, Bean, Bay, Beau

59,000 record(s) for Blau

25K	Birth, Marriage, and Deaths
5K	Military Records
4K	Immigration Records
8K	Census and Voter Lists
15K	Member Trees

Where is the Blau family from?

You can see how Blau families moved over time by selecting different census years. The Blau family name was found in the USA, the UK, Canada, and Scotland between 1841 and 1920. The most Blau families were found in USA in 1880. In 1880 there were 29 Blau families living in Wisconsin. This was about 18% of all the recorded Blau's in USA. Wisconsin had the highest population of Blau families in 1880.

Use census records and voter lists to see where families with the Blau surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

What did your Blau ancestors do for a living?

In 1940, Farmer and Clerk were the top reported jobs for men and women in the USA named Blau. 12% of Blau men worked as a Farmer and 20% of Blau women worked as a Clerk. Some less common occupations for Americans named Blau were Laborer and Servant.

We display top occupations by gender to maintain their historical accuracy during times when men and women often performed different jobs.

Top Male Occupations In 1940

Farmer

12%

Salesman

12%

Proprietor

8%

Laborer

6%

Top Female Occupations In 1940

Clerk

20%

Nurse

20%

Stenographer

15%

Servant

15%

What Blau family records will you find?

Census Record

There are 8K census records available for the last name Blau. Like a window into their day-to-day life, Blau census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Passenger List

There are 4K immigration records available for the last name Blau. Passenger lists are your ticket to knowing when your ancestors arrived in the USA, and how they made the journey - from the ship name to ports of arrival and departure.

Military Records

There are 5K military records available for the last name Blau. For the veterans among your Blau ancestors, military collections provide insights into where and when they served, and even physical descriptions.

What is the average Blau lifespan?

Between 1940 and 2004, in the United States, Blau life expectancy was at its lowest point in 1948, and highest in 1975. The average life expectancy for Blau in 1940 was 41, and 78 in 2004.

An unusually short lifespan might indicate that your Blau ancestors lived in harsh conditions. A short lifespan might also indicate health problems that were once prevalent in your family. The SSDI is a searchable database of more than 70 million names. You can find birthdates, death dates, addresses and more.