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Justo

Boy name · Latin · Spanish

Meaningjust, fair · Spanish

US rank
#8,910
Syllables
2
Peak
#994 in 1890

8 babies were named Justo in the US in 2025. It has dropped 2,290 places in five years.

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US births per million boys, 1890–2025

022.54518901920196020002025

Similar names

Popularity: U.S. Social Security Administration (babies with 5+ births per year).

Did you know?

A few things about Justo you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.

Justo Villar

Famous Justo

Justo Villar

Paraguayan footballer

Choose Justo and your child shares a first name with Justo Villar, a Paraguayan footballer. A ready-made answer when someone asks “Justo, like who?” Justo Villar's Wikipedia article is available in 40 languages, a good sign of just how widely known they are.

Read about Justo Villar on Wikipedia (opens in a new tab)

Photo: Rastrojo (D•ES), CC BY-SA 4.0 (opens in a new tab), via Wikimedia Commons

  • How commonAbout 1 in every 212,766 baby boys born in the US in 2025 was named Justo, 8 babies in all. In a typical school of 500 kids, your Justo would very likely be the only one.
  • HistoryJusto first shows up in US birth records in 1890, the first year at least 5 babies got it. It has been in use for 135 years since.
  • Best yearIt was far more popular in 1890, when it ranked #994. Today it's #8,910, so it could be due a comeback.
  • Then vs nowJusto was 2.1× more common in 2000 than it is today. In 2000 it was given to about 1 in 103,093 baby boys; in 2025, about 1 in 212,766.
  • TrendJusto has slipped 2,290 places over the last five years and now sits at #8,910. Good news if you want a familiar name that fewer kids will share.
  • MeaningIn Spanish, Justo means “just, fair”. Our records link it to Latin and Spanish roots.

About the name Justo

Justo is a boy name of Latin and Spanish origin meaning “just, fair”. It has 5 letters and 2 syllables, starting with J and ending in “-sto”. US birth records list Justo for boys from 1890 to 2025, in 117 of those 136 years. Its best year was 1890, when it ranked #994 among boy names. In 2025 it ranked #8,910, with 8 babies.

Origin:Latin namesSpanish names

Justo for boys, by decade
DecadeBabies per millionAbout 1 in
1890s4.5222,222 boys
1900s3.0327,869 boys
1910s1470,323 boys
1920s9.3108,108 boys
1930s9.0111,111 boys
1940s8.8113,636 boys
1950s7.6131,752 boys
1960s1098,912 boys
1970s1376,923 boys
1980s1374,460 boys
1990s1189,366 boys
2000s7.6131,406 boys
2010s4.9202,429 boys
2020s6.1164,384 boys

More Latin boy names

Questions about the name Justo

What does the name Justo mean?

Justo means “just, fair” in Spanish.

What is the origin of the name Justo?

Justo has Latin, Spanish roots in our records. Other Latin names include Oliver, Theodore, Lucas.

Is Justo a boy or girl name?

Justo is a boy name.

How popular is the name Justo?

Justo ranked #8,910 for US boys in 2025, given to 8 babies. Its best year was 1890 (#994).