9BabyNames Baby names with meanings & US popularity data Italiano

Terry vs Liam

How Terry and Liam 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

Terry

Female · English

Meaning: Abbreviation Of Teresa Which Is A Popular Saint's Name Of Uncertain Meaning.

Liam

Male · Gaelic

Meaning: Helmeted

US Popularity History — Side-by-Side

Annual US births named Terry (boys) vs Liam (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 Terry Liam
Peak year (most US births) 1957 — 15,618 boys 2024 — 22,164 boys
Peak rank #33 #1
Most recent rank (2022) #978 (231 births) #1 (20,818 births)
Total US births since 1880 377,534 343,615
Last 10 years (2013–2022) 3,035 202,429

Peak comparison takeaway

At its all-time peak, Liam reached 22,164 US births in 2024 — 6,546 more than Terry'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 Terry births Liam births
2000 Liam 847 2,781

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.

Terry — top 5 states

#StateAvg rankBirths
1 Mississippi #399 68
2 Kentucky #510 72
3 Louisiana #548 84
4 Alabama #552 67
5 Arkansas #584 22

Liam — top 5 states

#StateAvg rankBirths
1 Nevada #1 1,758
2 New Jersey #1 6,079
3 Florida #1 14,195
4 Oklahoma #1 1,983
5 New York #1 12,930

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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 →