How common is the surname McMaster?

6,744 people in the United States had the surname McMaster in the 2010 Census, about 1 in every 45,781 Americans. It ranked 5,184th of 162,253 surnames.

Who is the most famous person named McMaster?

H. R. McMaster, 26th United States National Security Advisor, followed by William H. McMaster.

Where is the surname McMaster most common?

Wikidata records people named McMaster in the United States.

Is the surname McMaster getting more or less common?

More common. 6,623 people carried it in the 2000 Census and 6,744 in 2010, up 1.8%.

The surname McMaster

A Scottish Gaelic patronymic surname, carried by 6,744 people in the United States.

3 syllables Soundex M252

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). McMaster is more common than 96.8% of them.

Origin

Scottish Gaelic origin

Anglicized form of Scottish Gaelic Mac Maighstir or Mac Á Mhaighstir (“son of the master”), from maighstir (“master”). By surface analysis, Mc- + master.

McMaster is a patronymic surname: formed from a father’s (or ancestor’s) given name.

One of 277 Scottish Gaelic surnames on this site.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 6,744 people named McMaster in the United States in 2010, about 1 in every 45,781 Americans. That is up 1.8% since 2000, when the Census counted 6,623.

#5,184

rank among US surnames

6,744

people in 2010

2.3

per 100,000 Americans

+1.8%

change since 2000 (was #4,869)

Rank	Surname	People	1 in
#5,178	Rath	6,747	45,760
#5,179	Kidder	6,746	45,767
#5,182	Fulcher	6,745	45,774
#5,184	McMaster	6,744	45,781

Who is named McMaster

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

92% of people named McMaster identified as white (not Hispanic), 3.0% as Black (not Hispanic) and 1.9% as Hispanic or Latino (any race).

White (not Hispanic) 92%
Black (not Hispanic) 3.0%
Hispanic or Latino (any race) 1.9%
Two or more races 1.7%
Asian and Pacific Islander 0.8%
American Indian and Alaska Native 0.4%

Compare: most common surnames among white Americans.

Famous McMasters

3 notable people on Wikidata, most written-about first

H. R. McMaster
26th United States National Security Advisor, born 1962
William H. McMaster
American politician (1877-1968)
John Bach McMaster
American historian (1852-1932)

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like McMaster

McMaster has the Soundex code M252, the code US census indexes have used since the 1930s. Every surname with code M252.

Other Scottish Gaelic surnames

All 277 Scottish Gaelic surnames

Questions

Where does the surname McMaster come from?: Anglicized form of Scottish Gaelic Mac Maighstir or Mac Á Mhaighstir (“son of the master”), from maighstir (“master”). By surface analysis, Mc- + master.
How common is the surname McMaster?: 6,744 people in the United States had the surname McMaster in the 2010 Census, about 1 in every 45,781 Americans. It ranked 5,184th of 162,253 surnames.
What ethnicity is the surname McMaster?: In the 2010 Census, 92% of people named McMaster identified as white (not Hispanic), and 3.0% as Black (not Hispanic).
Who is the most famous person named McMaster?: H. R. McMaster, 26th United States National Security Advisor, followed by William H. McMaster.
Where is the surname McMaster most common?: Wikidata records people named McMaster in the United States.
What type of surname is McMaster?: McMaster is a patronymic surname, formed from a father’s (or ancestor’s) given name.
Is the surname McMaster getting more or less common?: More common. 6,623 people carried it in the 2000 Census and 6,744 in 2010, up 1.8%.