Compare Names
Search for up to 4 names to compare side by side, or browse a curated comparison below.
- Katie
- Lily
| Field | Katie | Lily |
|---|---|---|
| Record type | Editorially researched profile | Editorially researched profile |
| Gender usage | female | female |
| Meaning | A diminutive of Kate, itself a short form of Katherine. | From the English word for the lily flower. |
| Origin | Greek, diminutive form | English (flower name) |
| Pronunciation | /ˈkeɪ.ti/ | /ˈlɪli/ |
| Syllables | 2 | 2 |
| Common variants / nicknames | Not yet recorded | Lil, Lilah, Lillie, Lilly, Lilian |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ |
| Most recent popularity observation | Republic of Ireland · Girls #41 (2025) | Republic of Ireland · Girls #1 (2025) |
| Pronunciation clarity (demonstration score) | 90/100 | 90/100 |
| Spelling simplicity (demonstration score) | 94/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | high |
What the data shows
- Katie is recorded with a Greek, diminutive form origin, while Lily is recorded with a English (flower name) origin.
- Katie and Lily both have 2 syllables.
- Katie's recorded meaning differs from Lily's — see the table above for each.
- Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ.
- The available evidence gives Katie a "medium" Data Confidence level and Lily a "high" level — this reflects how complete and corroborated the underlying evidence is, not a judgement of either name.
Name rivalries — pairs whose positions genuinely passed each other →
Curated comparisons
Two of the UK's most enduringly popular girls' names, both with a soft, flowing sound and a similar era of peak popularity — the choice usually comes down to origin story and nickname preference.
Both are currently the most-used boys' names in several English-speaking countries. Oliver leans slightly more classic/literary; Noah is shorter and more globally portable.
Both short, currently-fashionable UK names — Freya carries Norse mythological weight, while Isla is a Scottish place name that reads as slightly softer and more understated.
Both carry regal, 'strength'-adjacent meanings and centuries of royal usage — Alexander is the more internationally familiar choice, Magnus the more distinctive.