Guarini
Italian surname of occupational origin meaning "keeper of the guard".
According to the 2010 US Census Bureau surname tables, roughly 411 Americans carry the last name Guarini. That puts it at #57,372 in the national surname ranking, appearing at a frequency of 0.12 per 100,000 people (about 1 in 833,952 residents).
This page is the full Name Census profile for the Guarini surname. You will find the Census Bureau frequency data, an ancestry and ethnicity breakdown based on self-reported demographics, the name's meaning and origin where available, and answers to the most common questions people ask about this surname.
Bearers in the US
411
1 in 833,952
Census rank
#57,372
2010 decennial data
Per 100,000
0.1
Frequency rate
Recorded bearers
355
very rare in the US
Popularity narrative
The Census Bureau recorded 355 bearers of the surname Guarini in its 2010 decennial surname file. At a rate of 0.12 per 100,000 residents, it holds the 57372nd position in the national surname ranking.
Among Census respondents with the surname Guarini, the largest self-reported group is White at 94.4%. The next largest groups are Two or More Races (3.1%) and Hispanic (2.3%).
Origin
Meaning and origin of Guarini
The surname Guarini originated in Italy, likely during the medieval period. It is believed to have derived from the Italian personal name "Guarino," which itself may have roots in the Germanic name "Warin" or "Warinus." This name was associated with individuals who were watchful or vigilant.
The earliest recorded instances of the surname Guarini can be traced back to the 13th and 14th centuries in various regions of Italy, such as Tuscany, Emilia-Romagna, and Lombardy. Some of the earliest documented individuals with this surname include Guarino da Verona (1370-1460), a renowned Italian humanist and translator, and Battista Guarini (1537-1612), an Italian poet and playwright best known for his pastoral tragicomedy "Il Pastor Fido."
In the 15th century, the surname Guarini appeared in several historical records, including the registers of the Republic of Venice and the archives of the Duchy of Milan. During this period, the name was often associated with noble families and influential individuals in various Italian cities.
One notable bearer of the Guarini surname was Camillo Guarini (1624-1683), an Italian architect and mathematician who is best known for his design of the Baroque church of San Lorenzo in Turin. His innovative architectural techniques influenced the development of the Baroque style in Italy and beyond.
Another prominent figure with the surname Guarini was Giovanni Battista Guarini (1538-1612), an Italian poet, and diplomat. He served as a secretary to the Duke of Ferrara and later became a member of the Accademia della Crusca, a prestigious literary academy in Florence.
In the 18th century, the surname Guarini was also associated with the Italian composer and musicologist Battista Guarini (1703-1786), who made significant contributions to the study of music theory and composition.
Throughout history, the Guarini surname has been found in various regions of Italy, including Tuscany, Emilia-Romagna, Lombardy, and Veneto, among others. While the name has maintained its Italian roots, it has also spread to other parts of the world through emigration and cultural exchange.
Demographics
Ancestry and ethnicity for Guarini
Among Census respondents with the surname Guarini, the largest self-reported group is White at 94.4%. The next largest groups are Two or More Races (3.1%) and Hispanic (2.3%).
The bar chart below shows how Guarini bearers described their own race and ethnicity on the 2010 Census form. The Census Bureau groups responses into six broad categories: White, Black or African American, Hispanic or Latino, Asian and Pacific Islander, American Indian and Alaska Native, and Two or More Races. When a category has too few respondents for a given surname, the Bureau suppresses the figure to protect individual privacy, which is why some names show fewer than six slices.
Keep in mind that these are self-reported numbers. A person's surname does not determine their race or ethnicity, and the distribution you see here reflects the specific population who happened to carry the Guarini surname at the time of the 2010 Census, not any inherent property of the name itself.
- White94.4%
- Two or more races3.1%
- Hispanic or Latino2.3%
- Unknown or suppressed0.3%
Year on year
2000 vs 2010 Census
How has the Guarini surname changed between Census years? The chart shows bearer count side by side, and the table compares rank, count, and frequency.
Census year comparison
| Metric | 2000 | 2010 | Change |
|---|---|---|---|
| Rank | #50,366 | #57,372 | -13.9% |
| Count | 390 | 355 | -9.0% |
| Per 100K | 0.14 | 0.12 | -14.3% |
Between the 2000 and 2010 Census, the number of Guarini bearers went from 390 to 355 (-9.0% change). The surname moved down 7,006 positions in the national ranking, going from #50,366 to #57,372.
Notable bearers
Famous people with the surname Guarini
FAQ
Guarini surname: questions and answers
How common is the last name Guarini?
The surname Guarini holds position #57,372 in the US Census Bureau's surname ranking, with an estimated 411 living bearers. It occurs at a rate of 0.12 per 100,000 Americans.
What is the ethnic background of the Guarini surname?
Among Census respondents with the surname Guarini, the largest self-reported group is White at 94.4%. The next largest groups are Two or More Races (3.1%) and Hispanic (2.3%). These figures come from the 2010 Census Bureau surname tables, based on how respondents described their own race and ethnicity.
Where does this surname data come from?
All surname statistics on Name Census are drawn from the US Census Bureau's decennial surname frequency tables. These tables list every surname that appeared 100 or more times in the 2010 Census, along with a frequency rate and self-reported demographic breakdown. You can read the full explanation on our methodology page.