9BabyNames Baby names with meanings & US popularity data Italiano

Kaia vs Olivia

How Kaia and Olivia 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

Kaia

Female · Greek

Meaning: From The Earth

Olivia

Female · Romanian

Meaning: Olive Tree

US Popularity History — Side-by-Side

Annual US births named Kaia (girls) vs Olivia (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 Kaia Olivia
Peak year (most US births) 2024 — 1,675 girls 2014 — 19,836 girls
Peak rank #180 #2
Most recent rank (2025) #193 (1,618 births) #1 (13,544 births)
Total US births since 1880 19,862 512,241
Last 10 years (2016–2025) 12,575 170,562

Peak comparison takeaway

At its all-time peak, Olivia reached 19,836 US births in 2014 — 18,161 more than Kaia'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 girls-name list.

Kaia — top 5 states

#StateAvg rankBirths
1 Hawaii #31 214
2 Alaska #90 24
3 California #147 2,160
4 Delaware #156 19
5 Rhode Island #159 32

Olivia — top 5 states

#StateAvg rankBirths
1 Illinois #1 5,942
2 Washington #1 3,650
3 Connecticut #1 1,826
4 New York #1 9,099
5 Oklahoma #1 1,933

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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 →