The baby name Tertius is a Male name , 3 syllables long and is pronounced Classical Latin: TER-tee-us (IPA: /ˈtɛr.ti.us/). English/Ecclesiastical: TER-tee-us or TER-shus (IPA: /ˈtɜr.ti.əs/ or /ˈtɜr.ʃəs/)..
Tertius is Latin in Origin.
The baby name Tertius is a Male name , 3 syllables long and is pronounced Classical Latin: TER-tee-us (IPA: /ˈtɛr.ti.us/). English/Ecclesiastical: TER-tee-us or TER-shus (IPA: /ˈtɜr.ti.əs/ or /ˈtɜr.ʃəs/)..
Tertius is Latin in Origin.
From Latin tertius, “third,” this antique Roman name states birth order with crisp economy. In ancient Rome it served as a cognomen and occasionally a praenomen, marking the third-born son or a junior line within a family. The word is built on tres “three” and the Indo‑European tri‑ root, giving Tertius a clear, numeric meaning that appealed to Roman practicality and later to Christian record‑keepers.
The New Testament names a Tertius (Romans 16:22) as Paul’s amanuensis, and Eastern Orthodox tradition honors Tertius of Iconium among the Seventy. The feminine Tertia appears in inscriptions. Cross‑linguistic forms include Italian Terzo, Portuguese Tércio, and the rare English Latinate Tertius; related surnames include Terzo and Tertz. Modern use is uncommon, though seen in South Africa and among classicists. Friendly short forms such as Tres, Trey, or Tert can soften its scholarly edge.
Based on birth registration data from national statistics agencies.
| Country | Gender | Year | Rank | Born | of |
|---|---|---|---|---|---|
| NA | 0 | #31 | 3 | 2,537 | |
| QA | 0 | #106 | 1 | 7,011 | |
| NA | Boys | 0 | #212 | 24 | 6,830 |
| TW | Boys | 0 | #256 | 1 | 7,111 |
| MU | Boys | 0 | #368 | 2 | 8,477 |
| ZA | 0 | #382 | 66 | 14,421 | |
| RU | Boys | 0 | #525 | 2 | 12,621 |
| HK | Boys | 0 | #556 | 2 | 12,905 |
| CM | Boys | 0 | #575 | 1 | 12,054 |
| SG | Boys | 0 | #738 | 2 | 17,960 |
| QA | Boys | 0 | #743 | 1 | 18,093 |
| ZA | Boys | 0 | #772 | 446 | 25,619 |
| BR | Boys | 0 | #785 | 1 | 12,213 |
| NG | Boys | 0 | #1,001 | 1 | 16,906 |
| AE | Boys | 0 | #1,143 | 1 | 22,615 |
| ZA | Girls | 0 | #1,234 | 3 | 25,928 |
Tertius is popular in 12 countries — most recent births per country:
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