9BabyNames Baby names with meanings & US popularity data Italiano

Rosalie vs Amelia

How Rosalie and Amelia compare across 146 years of US Social Security Administration baby-name records — popularity history, peak years, current rank, and which name overtook which.

Open Name Tournament

Rosalie

Female · Italian

Meaning: Rose

Amelia

Female · German

Meaning: Defender ANSELMA

US Popularity History — Side-by-Side

Annual US births named Rosalie (girls) vs Amelia (girls), from US Social Security Administration national records.

Source: US Social Security Administration. Names appearing fewer than 5 times per year are suppressed by SSA.

Quick Stats

Metric Rosalie Amelia
Peak year (most US births) 1938 — 3,758 girls 2021 — 13,032 girls
Peak rank #66 #4
Most recent rank (2025) #171 (1,797 births) #4 (12,699 births)
Total US births since 1880 24,524 204,529
Last 10 years (2016–2025) 15,436 124,049

Peak comparison takeaway

At its all-time peak, Amelia reached 13,032 US births in 2021 — 9,274 more than Rosalie's peak count.

Crossover Years

Years where one name first passed the other in annual US births. A name "winning" in a year means it had more births that year, not necessarily a higher rank.

Year New leader Rosalie births Amelia births
1938 Rosalie 3,758 0
2000 Amelia 0 1,531

Strongest States — Last 10 Years

States where each name ranked highest, from SSA's state-level dataset. Lower average rank = name appears closer to the top of that state's girls-name list.

Rosalie — top 5 states

#StateAvg rankBirths
1 Vermont #86 24
2 Rhode Island #114 70
3 New Hampshire #136 86
4 Alaska #145 51
5 Pennsylvania #150 673

Amelia — top 5 states

#StateAvg rankBirths
1 Louisiana #3 1,899
2 Alaska #3 333
3 Indiana #3 2,887
4 West Virginia #3 747
5 Kentucky #3 1,855

Want a different comparison?

Data & methodology

Source: US Social Security Administration national baby names dataset 1880–2025 (CC0 public domain). Names with fewer than 5 occurrences in a given year are suppressed by SSA. State-level coverage runs 1910–2025. Crossover detection compares annual birth counts (not ranks) for each year both names appear. Methodology: see full notes. More comparisons →