Isabelle

What Isabelle means

Variant of Elizabeth, meaning “my God is an oath”

variant of Elizabeth || From Middle English Elizabeth, from the Ancient Greek Ἐλισάβετ (Elisábet), a transliteration of the Old Testament Biblical Hebrew אלישבע (ʔĕlîšeḇaʕ, “my God is an oath”).

Source: Wiktionary, “Isabelle” (revision 94540381) and “Elizabeth” (revision 94539074), CC BY-SA 4.0. Quoted from the etymology; we don’t write our own.

How popular is Isabelle?

US: Falling: down from #94 in 2015. England & Wales: Falling: down from #19 in 2015.

Biggest US share so far: 2007, when 4,106 girls got the name (#79 that year). First in the US records in 1880.

How common

• About 1 in 881 baby girls in the US in 2025
• About 1 in 311 baby girls in England and Wales in 2025
• About 1 in 1,118 baby girls in Scotland in 2025

“1 in N” divides by all listed births for that sex. The US list leaves out names given to fewer than 5 babies, and the UK lists leave out names given to 2 or fewer, so the real figure is a little rarer than shown.

Where in the US

Most popular in VT (5.13 per 1,000 girls), ND (4.81 per 1,000 girls), NH (2.9 per 1,000 girls) in 2025.

SSA state data, 2025. Share of all listed girls born in each state.

US vs UK

Isabelle is #166 in the US and #54 in England & Wales (2025).

Same sex as this page (girls). SSA (US), ONS (England and Wales), NRS (Scotland).

Boy or girl?

In 2025, 99.9+% of US babies named Isabelle were girls.

Counts below the publishing threshold (US 5, UK 3) are not included.

Other spellings

Other spellings parents chose in 2025

• Isabel1,746 US · 271 E&W
• Isabell87 US · 17 E&W
• Izabelle69 US · 13 E&W
• Isobelle7 US · 19 E&W
• Izabell14 US
• Izzabelle7 US
• Izabele0 US · 7 E&W

Names that sound the same and differ by a letter or two, with baby counts for the same sex. US and E&W counts.

Nicknames

• Belle
• Issy
• Izzy

Listed on Wiktionary under “pet forms”.

If you like Isabelle

Girls

• Madelyn#70Editor’s note Down from #59 in 2015 to #70 in 2025 in the US
• Giselle#382French, meaning “pledge”^*
• Sophie#55French form of Sophia, meaning “wisdom”^*
• Claire#68Variant of Clare, meaning “bright, shining, clear”^*
• Avery#37Editor’s note Used for both: 82% of US babies named Avery in 2025 were girls
• Valery#743Editor’s note Up from #1,209 in 2015 to #743 in 2025 in the US

For a brother

• Joan#984“God is gracious”^*
• Avery#291Editor’s note Down from #188 in 2015 to #291 in 2025 in the US
• Julien#709Editor’s note More popular in the US than England & Wales: #709 vs #3,256 in 2025
• Augustine#545Same root as Austin, meaning “majestic”^*
• Noel#478French, meaning “birthday of the Lord”^*
• Bo#449Swedish, from Old Norse Búi, meaning “dweller, long-time resident”^*

Picked from the US top 1,000 in 2025: names Wiktionary also files under French, whose US popularity since 1990 rose and fell most like Isabelle’s. Rank is US 2025.