How common is the surname Lax?

2,417 people in the United States had the surname Lax in the 2010 Census, about 1 in every 127,739 Americans. It ranked 12,766th of 162,253 surnames.

What ethnicity is the surname Lax?

In the 2010 Census, 83% of people named Lax identified as white (not Hispanic), and 12% as Black (not Hispanic).

Who is the most famous person named Lax?

Peter Lax, American mathematician of Hungarian origin (1926–2025).

Where is the surname Lax most common?

Wikidata records people named Lax in the United States.

Is the surname Lax getting more or less common?

More common. 2,222 people carried it in the 2000 Census and 2,417 in 2010, up 8.8%.

The surname Lax

A surname, carried by 2,417 people in the United States.

1 syllable Soundex L200

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Lax is more common than 92.1% of them.

Origin

A surname.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 2,417 people named Lax in the United States in 2010, about 1 in every 127,739 Americans. That is up 8.8% since 2000, when the Census counted 2,222.

#12,766

rank among US surnames

2,417

people in 2010

0.8

per 100,000 Americans

+8.8%

change since 2000 (was #12,749)

Rank	Surname	People	1 in
#12,757	Frei	2,419	127,634
#12,760	Callanan	2,418	127,686
#12,766	Stalter	2,417	127,739
#12,772	Stiner	2,416	127,792
#12,775	Hennig	2,415	127,845

Who is named Lax

Race and Hispanic origin as people reported it in the 2010 Census

83% of people named Lax identified as white (not Hispanic), 12% as Black (not Hispanic) and 2.2% as Hispanic or Latino (any race).

White (not Hispanic) 83%
Black (not Hispanic) 12%
Hispanic or Latino (any race) 2.2%
Two or more races 1.5%

The Census suppresses very small shares to protect privacy; Asian & Pacific Islander, Native American are not shown.

Compare: most common surnames among white Americans.

Famous Laxs

1 notable person on Wikidata, most written-about first

Peter Lax
American mathematician of Hungarian origin (1926–2025)

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Lax

Laux

Lax has the Soundex code L200, the code US census indexes have used since the 1930s. Every surname with code L200.

Questions

How common is the surname Lax?: 2,417 people in the United States had the surname Lax in the 2010 Census, about 1 in every 127,739 Americans. It ranked 12,766th of 162,253 surnames.
What ethnicity is the surname Lax?: In the 2010 Census, 83% of people named Lax identified as white (not Hispanic), and 12% as Black (not Hispanic).
Who is the most famous person named Lax?: Peter Lax, American mathematician of Hungarian origin (1926–2025).
Where is the surname Lax most common?: Wikidata records people named Lax in the United States.
Is the surname Lax getting more or less common?: More common. 2,222 people carried it in the 2000 Census and 2,417 in 2010, up 8.8%.