Head to head · Girls' names
Billie vs Kinley
#691 vs #691 in 2025
Billie and Kinley share the same spot on the 2025 charts (#691). The records cannot split them; sound and story will.
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
On the charts, Billie leads 4 measures of 6; Kinley leads 0.
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
- 1880s: Billie #906, Kinley — — Billie higher
- 1890s: Billie #665, Kinley — — Billie higher
- 1900s: Billie #344, Kinley — — Billie higher
- 1910s: Billie #269, Kinley — — Billie higher
- 1920s: Billie #147, Kinley — — Billie higher
- 1930s: Billie #107, Kinley — — Billie higher
- 1940s: Billie #159, Kinley — — Billie higher
- 1950s: Billie #247, Kinley — — Billie higher
- 1960s: Billie #332, Kinley — — Billie higher
- 1970s: Billie #260, Kinley #10210 — Billie higher
- 1980s: Billie #539, Kinley #7937 — Billie higher
- 1990s: Billie #923, Kinley #5614 — Billie higher
- 2000s: Billie #1847, Kinley #989 — Kinley higher
- 2010s: Billie #1876, Kinley #257 — Kinley higher
- 2020s: Billie #859, Kinley #562 — Kinley higher
Billie stood higher in 12 of 15 decades; Kinley has held the lead since the 2000s.
Rank by decade
| Decade | Billie | Kinley |
|---|---|---|
| 1880s | #906 | — |
| 1890s | #665 | — |
| 1900s | #344 | — |
| 1910s | #269 | — |
| 1920s | #147 | — |
| 1930s | #107 | — |
| 1940s | #159 | — |
| 1950s | #247 | — |
| 1960s | #332 | — |
| 1970s | #260 | #10210 |
| 1980s | #539 | #7937 |
| 1990s | #923 | #5614 |
| 2000s | #1847 | #989 |
| 2010s | #1876 | #257 |
| 2020s | #859 | #562 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
Around the world
Billie
- Canada#93
- Scotland#100
Kinley
Not charting outside the US.
National statistics offices, latest published year.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Billie
resolute protection — from the Germanic elements for 'will' and 'helmet'
The meaning belongs to William/Wilhelm, the source of both Bill and Wilhelmina; Billie inherits it from either side.
Wilhelm → William → Will → Bill → Billie
How it traveled
The root is the Germanic name Wilhelm, built from wil, 'will' or 'desire', and helm, 'helmet, protection'. The Normans carried it into England as William in the eleventh century, where it became so common that speakers wore it down to Will and then, by a medieval rhyming habit, to Bill.
Kinley
Traced through McKinley: "fair hero" or "fair-haired warrior"
Kinley is a reduced form of the surname McKinley, Gaelic Mac Fhionnlaigh, "son of Fionnlagh." Fionnlagh combines fionn, "white, fair," with a second element read two ways: laoch, "warrior, hero," or laogh, "calf." Scholars have argued both. The first reading is the one usually printed; the second has real support.
Fionnlagh → Mac Fhionnlaigh → McKinley → Kinley
How it traveled
The name behind Kinley is Fionnlagh, borne by men in the Scottish Highlands long before surnames were fixed, and surviving today as Finlay and Finley. From it came Mac Fhionnlaigh, anglicized as McKinley — a name carried to America by Scots and Ulster Scots emigrants, and familiar in the United States ever since as a presidential surname.
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
Billie
BIL-ee
Stress on the first syllable. Identical in sound to Billy, so the spelling only shows up in writing.
- Bee — Informal, drawn from the initial; used at home more than on paper.
- Billie-Jean — A double-barrelled extension rather than a shortening, long established in American use.
- Bill — Rare for a girl, since Bill stands on its own as a man's name; mostly heard as teasing between friends.
Kinley
KIN-lee
Two syllables, stress on the first. The spelling gives it away on sight, though it sits close enough to Kinsley and Kenley that a listener may need it repeated.
- Kin — The most natural clipping; informal, family-and-friends use.
- Kins — Informal, usually spoken rather than written.
- Kinny — An affectionate diminutive, typical of the early years.
- Lee — Drawn from the second syllable; also stands alone as a given name and a surname.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Billie if you want…
- a name on the way upup 318 places on the charts in five years
- a name that charts abroad tooBillie is on the national lists of Canada and Scotland
Choose Kinley if you want…
- a name past its most crowded yearsKinley is stepping back from its peak
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
Billie
Strengths
- Spelled the way it sounds, and short enough that a child can write it early.
- Comes with a ready-made formal option: Wilhelmina on the birth certificate, Billie every day, if you want both.
- On US records continuously since the nineteenth century, so it is familiar to every generation rather than new to any.
To consider
- Billie and Billy sound identical, so expect the y spelling on forms, name tags and cards for life. A quick 'with an i-e' becomes routine.
- Billy remains well established as a boy's name, so some people will assume a boy before they meet her. This eases the moment she is introduced, but it does happen on paper first.
- The name is still strongly represented among older generations, and a few very famous bearers — listed below — dominate recognition. Some people will say one of those names back to you every time.
Kinley
Strengths
- Spelled the way it sounds, and readable at first glance by anyone who knows McKinley or Finley.
- Short, two beats, easy for a small child to say and write.
- Traceable back to Fionnlagh, one of the long-standing personal names of Gaelic Scotland.
To consider
- It will be heard as Kinsley or Kenley, and read back as Kinlee or Kynlee. Expect to spell and correct it fairly often, in both directions.
- The name's wave is very recent, so nearly everyone who carries it is still young. It reads clearly as a name of this era rather than a name of every era, and it is now easing back from its high point.
- Kinley is also a Coca-Cola bottled water and tonic brand sold widely in India and parts of Europe — worth knowing if your family travels or lives abroad.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
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 Billie and Kinley 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 Billie and Kinley?
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.
Free to start · no account needed · everyone you invite votes in one tap
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 these names appear on
- Grandmother-chic: 1920s names ready to return
- Canadian favorites the US overlooks
- Scottish gems the US hasn't discovered
- Vintage nicknames standing on their own
- all guides
Where Billie and Kinley each sit in the library — alternatives in the same style, ranked by the same records.
Billie or Kinley — the short answers
- Which is more popular, Billie or Kinley?
- They tie in 2025: Billie ranked #691 with 409 babies; Kinley ranked #691 with 409 babies.
- Which name is rising faster, Billie or Kinley?
- Billie. Over the last five years Billie moved up 318 places; Kinley moved down 257 places.
- Which is the older name, Billie or Kinley?
- Billie entered the US charts in 1886; Kinley entered the US charts in 1979. On the American record, Billie is the older name.
- How many people are named Billie and Kinley?
- About 53,500 people named Billie are estimated to be alive in the US today. About 20,000 people named Kinley are estimated to be alive in the US today.
- Will there be other Billies or Kinleys in the classroom?
- Billie will almost certainly be the only one in school. Kinley will almost certainly be the only one in school.
US figures from the Social Security Administration, 1880–2025; international figures from national statistics agencies. Votes are battle voters on this site, not the birth record. Data & methodology
Keep playing
Sixty more head-to-heads are dealt in the arena every day — or line up Billie, Kinley and the rest of your shortlist with your last name in one printable report.
Free to start · no account needed · everyone you invite votes in one tap