9BabyNames Baby names with meanings & US popularity data Italiano

Dyllan vs Noah

How Dyllan and Noah 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

Dyllan

Female · Welsh

Meaning: Born From Waves

Noah

Male · Hebrew

Meaning: Comfort

US Popularity History — Side-by-Side

Annual US births named Dyllan (boys) vs Noah (boys), 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 Dyllan Noah
Peak year (most US births) 2001 — 156 boys 2025 — 20,358 boys
Peak rank #983 #2
Most recent rank (2001) #983 (156 births) #2 (20,358 births)
Total US births since 1880 156 491,353
Last 10 years (1992–2001) 156 191,165

Peak comparison takeaway

At its all-time peak, Noah reached 20,358 US births in 2025 — 20,202 more than Dyllan's peak count.

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 boys-name list.

Dyllan — top 5 states

#StateAvg rankBirths
1 Utah #562 16
2 Washington #716 36
3 Tennessee #746 16
4 Michigan #776 31
5 Indiana #793 21

Noah — top 5 states

#StateAvg rankBirths
1 Illinois #1 6,477
2 California #1 23,503
3 Connecticut #1 2,147
4 Pennsylvania #1 6,292
5 Michigan #1 4,404

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 →