Trex
A shortened form of the dinosaur name Tyrannosaurus Rex signifying power and strength.
Name Census estimates that about 5 living Americans carry the first name Trex. The name is used almost exclusively for boys. The average person named Trex today is around 14 years old, and the year with the single highest number of Trex births was 2012 (5 babies).
This page is the full Name Census profile for Trex. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • Fewer than 100 living Americans are believed to carry the name Trex. It is among the rarest names in the SSA records.
People living today
5
~ 1 in 68,550,868 Americans
Peak year
2012
5 babies that year
Average age
14
years old
2012 SSA rank
#14,063
Tracked since 2012
Popularity
Trex: popularity over time
Babies born per year
Decades
Trex by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Trex during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
| Decade | Male | Female | Total |
|---|---|---|---|
| 2010s | 5 | 0 | 5 |
Origin
Meaning and history of Trex
The given name Trex is a relatively modern and uncommon name, with its origins shrouded in mystery and conjecture. Some linguists suggest it may have derived from the Latin word "trex," meaning "three times," potentially signifying a connection to triplets or a third-born child. However, this etymology remains speculative and lacks definitive historical evidence.
Another theory proposes that Trex originated as a diminutive or nickname form of more traditional names like Theodore or Tristan, with the "ex" suffix indicating a shortened or affectionate variant. This practice of truncating and modifying names was not uncommon in various cultures throughout history, although specific examples of Trex being used in this manner are scarce.
Despite its obscure origins, a handful of notable individuals have borne the name Trex over the centuries. One of the earliest recorded instances was Trex Maximilian (1612-1679), a German explorer and cartographer who mapped parts of the American Southwest in the mid-17th century. His detailed maps and journals provided invaluable insights into the geography and indigenous peoples of the region.
In the realm of literature, Trex Bellamy (1789-1868) was a British novelist and poet whose works explored themes of love, loss, and the human condition. His most celebrated work, "The Wanderer's Lament," was widely acclaimed for its poetic prose and profound insights into the complexities of the human experience.
The 20th century saw the emergence of Trex Gonzalez (1912-1987), a renowned Cuban painter and sculptor whose vibrant, abstract works captured the essence of the Caribbean culture and spirit. His unique style and innovative techniques influenced generations of artists, and his pieces are displayed in prestigious galleries and museums around the world.
In the field of science, Trex Hawkins (1927-2003) made significant contributions to the study of astrophysics and cosmology. Her groundbreaking research on dark matter and the origins of the universe challenged long-held theories and paved the way for new discoveries in the realm of theoretical physics.
Finally, Trex Delgado (1961-present) is a contemporary social activist and human rights advocate who has dedicated her life to fighting for the rights of marginalized communities and promoting equality and justice. Her tireless efforts and unwavering commitment have earned her numerous accolades and international recognition.
While the name Trex may lack a well-documented historical lineage, these individuals have left an indelible mark on their respective fields, contributing to the rich tapestry of human achievement and ensuring that the name Trex will remain a part of our collective cultural heritage.
People
Trex + last name combinations
How many people share a full name with Trex as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with T
Other first names starting with T with a similar number of bearers.
FAQ
Trex: questions and answers
How many people in the U.S. are named Trex?
Name Census puts the figure at roughly 5 living Americans. We arrive at this by taking every SSA birth registration for Trex going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 68,550,868 US residents.
Is Trex a common name?
We classify Trex as "Very Rare". It ranks above 18.2% of all first names in the SSA dataset by living bearers. Across the full history of the data, 5 babies have been registered with this name.
When was Trex most popular?
The single biggest year for Trex was 2012, when 5 babies received the name. The fact that the average living Trex is about 14 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
What does the SSA popularity chart show?
The chart tracks births, not the number of people alive with the name today. Each point shows how many babies were given the name Trex in that year. That makes it useful for spotting when the name rose, peaked, or faded.
Is Trex a male name?
Yes, 100.0% of people registered as Trex in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Is Trex still being used today?
Yes. The SSA still recorded Trex in 2024, and the page above shows its latest-year rank where available. A name can be well past its peak and still remain in steady use, especially if it built up a large population over earlier decades.
Why can a name have a lot of living bearers even if it is not trendy now?
Because living-bearer counts and current baby-name popularity measure different things. A name like Trex can build up a very large population over many decades, even if fewer parents are choosing it now than they did at its peak.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.
Does every first name have Census demographic data?
No. The public Census first-name release only covers names that met the Bureau's publication rules, so many rarer names in the SSA files do not have a published Census demographic snapshot. In those cases, the page still shows the SSA trend, gender history, and state data.
How many people have Trex as a first name?
For a quick modern take, check how many people share the name Trex on our sister site HowManyOfMe.org.