Head to head · Boys' names
Gustavo vs Koen
#625 vs #622 in 2025
Koen is a whisker ahead (#622 vs #625 in 2025), but the curves point different ways: Koen is climbing the charts fast, Gustavo is holding its place on the charts.
Cast your vote
Which one would you pick?
Your gut first, the numbers after — the split shows once you pick.
The tale of the tape
The tape is even: Gustavo and Koen each lead 3 measures of 6.
Ranks, counts and years are measured in the official US birth record; the classroom and living figures are estimates computed from it. The dot marks the side each measure favours on the charts — more common, not better.
What the records say
146 years of US births, drawn on one scale
Two curves, one scale
Who owned which decade
- 1910s: Gustavo #1658, Koen — — Gustavo higher
- 1920s: Gustavo #1306, Koen — — Gustavo higher
- 1930s: Gustavo #1094, Koen — — Gustavo higher
- 1940s: Gustavo #1018, Koen — — Gustavo higher
- 1950s: Gustavo #709, Koen — — Gustavo higher
- 1960s: Gustavo #566, Koen — — Gustavo higher
- 1970s: Gustavo #461, Koen — — Gustavo higher
- 1980s: Gustavo #385, Koen — — Gustavo higher
- 1990s: Gustavo #301, Koen #5932 — Gustavo higher
- 2000s: Gustavo #296, Koen #1626 — Gustavo higher
- 2010s: Gustavo #505, Koen #1094 — Gustavo higher
- 2020s: Gustavo #636, Koen #818 — Gustavo higher
Gustavo stood higher in every recorded decade — 12 of 12.
Rank by decade
| Decade | Gustavo | Koen |
|---|---|---|
| 1910s | #1658 | — |
| 1920s | #1306 | — |
| 1930s | #1094 | — |
| 1940s | #1018 | — |
| 1950s | #709 | — |
| 1960s | #566 | — |
| 1970s | #461 | — |
| 1980s | #385 | — |
| 1990s | #301 | #5932 |
| 2000s | #296 | #1626 |
| 2010s | #505 | #1094 |
| 2020s | #636 | #818 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Gustavo
most often read as "staff of the Goths"
Two serious readings compete for the Old Norse original. One takes it from the elements Gautr, meaning a Goth, and stafr, a staff or support. The other traces it back to the Slavic name Gostislav, built from words for guest and glory. Neither has won the argument, and the name is older than the records that would settle it.
Gautstafr → Gustav → Gustavus → Gustave → Gustavo
How it traveled
The oldest form is Scandinavian — Gustav, a Swedish royal name from the sixteenth century, Latinized for European chanceries and battlefield dispatches as Gustavus. That Latin form is what traveled: it gave French Gustave, German and Swedish Gustav, and, in the Romance languages, Gustavo.
Koen
bold counsel
Two roads meet at this spelling. As the Dutch short form of Koenraad (German Konrad, English Conrad), it comes from Germanic kuoni, 'bold, brave', and rad, 'counsel, advice' — that reading is well established. In American use, the same four letters also serve as a respelling of the surname Cohen, from Hebrew kohen, 'priest'. Which one a family means depends entirely on the family.
Chuonrat (Old High German) → Konrad → Conrad → Koenraad (Dutch) → Koen
How it traveled
The Germanic compound behind Konrad — bold plus counsel — was a favorite among medieval German nobility and was carried by German kings and Holy Roman emperors in the Middle Ages. Dutch reshaped it into Koenraad, and Koen broke off as the ordinary spoken form, eventually detaching completely and being registered as a name in its own right.
Where a reading is contested the note says so — this page does not turn a guess into a fact. The chain is each name's recorded forms, oldest first; the story is its opening, told in full on the name's own page.
Out loud, and in short
Gustavo
goo-STAH-voh
Three syllables in Spanish and Portuguese, stress in the middle. English speakers sometimes shift it to guh-STAH-voh, which passes without trouble; the version to correct early is GUS-tuh-voh, with the weight on the front.
- Tavo — The standard informal short form across Spanish-speaking families; used among friends and relatives rather than on paperwork.
- Gus — The usual English-language shortening; also stands alone as a given name in its own right.
- Tavito — Spanish diminutive of Tavo, mostly used for children and by older relatives.
- Guty — An affectionate Latin American short form, informal only.
Koen
KOH-en
Most American families say it in two syllables, KOH-en, as with Cohen. The Dutch pronunciation is one syllable, koon, since Dutch 'oe' is an 'oo' sound. Said in American English that single-syllable version lands very close to a racial slur, which is a large part of why the two-syllable reading dominates here. Worth deciding which you want before the birth announcement goes out.
- Koen — Historically the short form of Koenraad, now used as a full legal name in its own right across the Dutch-speaking world.
- Koenie — Dutch diminutive, affectionate and informal; mostly used with small children.
- Ko — A further Dutch clipping, informal and old-fashioned in the Netherlands.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Gustavo if you want…
- a name holding steadyGustavo is holding its place on the charts
- a name with more sound in itGustavo runs 3 syllables, Koen 1
Choose Koen if you want…
- a name on the way upup 567 places on the charts in five years
- a name with fewer syllablesKoen is 1 syllable to Gustavo's 3
Each line is a measured difference between the two names — a rank, a count, a recorded form — never a judgement of either. Save the one that answers your question; it lands on your shortlist.
The trade-offs, name by name
Gustavo
Strengths
- One spelling in Spanish, Portuguese and Italian, so it crosses borders without being rewritten or re-explained.
- Documented since the sixteenth century in its northern form and continuously on US records since the early twentieth.
- Ready-made short forms at both ends: Tavo in Spanish, Gus in English, neither of them invented on the spot.
To consider
- Outside Spanish- and Portuguese-speaking circles, some people will default to the stress pattern of Gustav and land on GUS-tuh-voh. It is an easy correction, but one you make more than once.
- The name places a child clearly in a Hispanic and Latin American naming tradition. For many families that is exactly the point; it is worth knowing it reads that way to strangers.
- Gus, the English short form, has an older and more Anglo history of its own, so a Gustavo may find himself handed a nickname with a rather different flavor than the full name.
Koen
Strengths
- Short, four letters, and phonetically regular once the pronunciation is agreed — no silent letters and nothing to trim.
- A genuinely old name behind a modern-looking spelling: the Conrad line runs back to medieval Germany.
- Established as a standalone given name in Dutch, so it needs no longer formal version on documents.
To consider
- The spelling will be questioned constantly. Cohen, Coen, Kohen and Conan are all close enough to be guessed, and each has its own pronunciation attached, so expect to correct both letters and sound.
- Because Koen doubles as a respelling of Cohen, some people will hear a Jewish priestly title used as a first name. That use is objectionable to a number of Jewish families, and it is better to know that now than to learn it later.
- In the US this name is worn almost entirely by children, so it currently reads as new here even though it is centuries old in Dutch. That also means very few other boys will share it in a classroom.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
How each is likely to age
Gustavo
40%chance Gustavo feels dated by 2040
Gustavo sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
Koen
57%chance Koen feels dated by 2040
Koen is climbing fast right now. Steep climbs tend to come with steep descents — the quicker a name arrives, the more firmly it belongs to its moment.
A reading of where each name sits on the long naming cycle — computed, not measured, and explained on the data page.
With your last name
Say both in full. The notes are facts about letters and sound — a rhyme, a shared initial, the monogram — not a verdict on either name.
Type a last name to hear Gustavo and Koen in full.
Weighing the whole shortlist? Run the full comparison — up to eight names with your last name, initials, classroom projections and a printable report.
Decide together
Nobody names a baby alone
Still torn between Gustavo and Koen?
Put both to the vote.
One link to your partner, your parents, your sister. Each of them gets the two names, a one-tap answer and room to say why — and every reply lands in one place.
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More than two in the running? Settle it with a bracket or run the full comparison with your last name.
More head-to-heads
Same measures, different pair. Sixty more are dealt daily in the arena.
Lists that carry both names
Every list here names both Gustavo and Koen — the same style, ranked by the same records.
Gustavo or Koen — the short answers
- Which is more popular, Gustavo or Koen?
- Koen, in 2025: Koen ranked #622 with 448 babies; Gustavo ranked #625 with 447 babies.
- Which name is rising faster, Gustavo or Koen?
- Koen. Over the last five years Gustavo moved down 2 places; Koen moved up 567 places.
- Which is the older name, Gustavo or Koen?
- Gustavo entered the US charts in 1911; Koen entered the US charts in 1996. On the American record, Gustavo is the older name.
- How many people are named Gustavo and Koen?
- About 38,000 people named Gustavo are estimated to be alive in the US today. About 5,100 people named Koen are estimated to be alive in the US today.
- Will there be other Gustavos or Koens in the classroom?
- Gustavo will almost certainly be the only one in school. Koen will almost certainly be the only one in school.
US figures from the Social Security Administration, 1880–2025. Votes are battle voters on this site, not the birth record. Data & methodology
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