Demi vs Mia
How Demi and Mia compare across 146 years of US Social Security Administration baby-name records — popularity history, peak years, current rank, and which name overtook which.
Demi
Female · English
Meaning: Abbreviation Of Demetria - The Mythological Goddess Of Corn And Harvest.
US Popularity History — Side-by-Side
Annual US births named Demi (girls) vs Mia (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 | Demi | Mia |
|---|---|---|
| Peak year (most US births) | 2020 — 913 girls | 2015 — 14,939 girls |
| Peak rank | #339 | #6 |
| Most recent rank (2025) | #381 (804 births) | #6 (11,078 births) |
| Total US births since 1880 | 10,190 | 280,686 |
| Last 10 years (2016–2025) | 7,589 | 121,307 |
Peak comparison takeaway
At its all-time peak, Mia reached 14,939 US births in 2015 — 14,026 more than Demi'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.
Demi — top 5 states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | Louisiana | #49 | 587 |
| 2 | District of Columbia | #104 | 77 |
| 3 | Maryland | #216 | 245 |
| 4 | Missouri | #270 | 216 |
| 5 | Mississippi | #277 | 105 |
Mia — top 5 states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | New Mexico | #2 | 775 |
| 2 | California | #3 | 19,952 |
| 3 | New Jersey | #3 | 3,970 |
| 4 | Nevada | #3 | 1,236 |
| 5 | Texas | #4 | 14,721 |
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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 →