Skip to main content
 
Namesake

A name chosen, not stumbled upon.

Explore
  • All Names
  • Celtic Names
  • Norse Names
  • Rising Names
  • Gender-Neutral Names
More lists
  • Name Collections
  • Hebrew & Biblical
  • Nature Names
  • Literary Names
  • Rare & Beautiful
  • Classic Names
Guides
  • How to Choose a Name
  • Baby Name Checklist
  • Partner Disagreement
  • Popularity Data
  • Pronunciation Test

Made with love for growing families.

PrivacyTermsContactOur storyHow it works

© 2026 Namesake · namesake.baby

Data: Social Security Administration, US births 1880–2024

Rosilyn — Meaning, Origin & Popularity | Namesake
All names
Rosilee|Rosina
CelticGirl→ Stable

Rosilyn

RAH-zuh-lin · 3 syllables

Share Rosilyn:
Compare with another name
Girl

Outside top 1000

Last ranked #10995 in 2023

Peak: #10922 in 2020

→ Stable

Outside top 1000

Last ranked #10995 in 2023

Peak: #10922 in 2020

5yr change
—
Birth frequency
2.5 per 1,000,000 births
Sex split
0% boy · 100% girl

Popularity Over Time

↑ Higher on this chart = more popular · ↓ Lower = less popular

Average0255075100Popularity score (0–100)20202023

Rank #10995 · Falling since 2020

This name is given to very few babies each year — it sits outside the range shown in these charts.

Namesake Score
42
Higher than 42% of names
Combines uniqueness, trend, meaning, feasibility, and search interest.
Trend
→ Stable
Based on SSA rank velocity
Feasibility
Limited
.com taken · — · clear
Low friction, available
Uniqueness
45
Won't be common in class

Rosilyn scores lower overall — it's a well-known name in this region.

Meaning Depth37% of score
60
Name Trend28% of score
55
Uniqueness20% of score
45
Feasibility15% of score
50

Scores are percentile-ranked across 43,000+ names.

Name DNA
FeminineCelticRose flowerRomanticNatureModern3-syllableFloralSuffix -lynContemporaryInvented name
Character
romantic and poetic
STRONG
High confidence

Rosilyn is a Celtic girl name with steady SSA rankings. Full rank detail will appear once SSA data is linked.

Trend:→ Stable
Feasibility:.com taken · — · clear
Popularity:—
Rosilyn at a Glance
Meaning:Feminine variation of Rosilyn, blending rose with the Celtic suffix -lyn, evoking both the flower and romantic lyricism.
Language root:Irish Gaelic · Old Irish
Peak rank:#10922 in 2020
5yr change:—
Sex usage:0% boy · 100% girl
Notable bearers

No notable bearers on record.

Similar Sound
RoselynRoslynRosalynJocelynAspen◈
Similar Style
EvelynAdelynGwendolynIslaLiliana
Works well with
EmiliaHazelVioletLilySophiaEleanorGrace
You Might Also Like
Evelyn
English · #8
→ Stable
Adelyn
Celtic · #315
→ Stable
Gwendolyn
Welsh · #393
→ Stable
Isla
Scottish · #35
→ Stable
Liliana
Latin · #80
→ Stable
Ava
Celtic · #9
→ Stable
Source: Social Security Administration baby names data. Popularity data reflects US births. Feasibility data updated monthly.
Name Intelligence
Rosilyn · Overview
Summary

Rosilyn is a Celtic girl name with steady SSA rankings. Full rank detail will appear once SSA data is linked.

Strengths
Romantic · Nature · Modern character
Rosilyn carries a soft, warm, gentle quality that makes it distinctive without being invented.
Considerations
Domain taken
rosilyn.com is not available. Alternative TLDs may work.
Explore

Add to watchlists or your list with + Save next to the name above.

Data source:Social Security Administration
Coverage:US births 1879–2024
Updated:January 2025
ISR:Refreshes monthly
Namesake
Name WizardName CollectionsAll NamesName CascadeBaby ShowerMy Name List

Still deciding?

Every naming product helps you find names. Namesake is the only one built to help you choose one.

Score what matters to you. Run names head-to-head. Arrive at the one name you can both explain and defend.

Start the Name Wizard →