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Baby names in Colorado

What parents in Colorado actually named their children in 2025, and which names the state uses far more than the country does.

Top 20 girls' names in Colorado, 2025

#NameBirths
1 Charlotte 293
2 Olivia 256
3 Sophia 242
4 Emma 227
5 Mia 217
6 Evelyn 214
7 Amelia 187
8 Sofia 177
9 Isabella 172
10 Eleanor 161
11 Nora 159
12 Harper 150
13 Elizabeth 148
14 Lily 146
15 Ailany 145
16 Violet 145
17 Lucy 144
18 Hazel 142
19 Isla 141
20 Eliana 131

Top 20 boys' names in Colorado, 2025

#NameBirths
1 Liam 397
2 Theodore 373
3 Noah 348
4 Oliver 310
5 James 256
6 Henry 252
7 Mateo 244
8 William 228
9 Cooper 196
10 Elias 193
11 Elijah 191
12 Luca 190
13 Ezra 187
14 Owen 186
15 Jack 185
16 Benjamin 184
17 Lucas 177
18 Levi 176
19 Leo 162
20 Hudson 161

The most distinctive names in Colorado

These are the names Colorado uses most out of proportion to the rest of the country. The location quotient is the state's share of births going to a name divided by the national share, over 2016–2025. A quotient of 3.0 means the name is three times as common here as it is nationally.

NameBirths in ColoradoLocation quotient
Breck 57 5.3×
Bode 152 4.3×
Aksel 92 4.2×
Torin 98 3.9×
Adilene 91 3.8×
Bridger 160 3.8×
Brecken 143 3.5×
Aspen 689 3.4×
Decker 97 3.4×
Ansel 75 3.3×
Bjorn 115 2.9×
Bear 102 2.8×
Anders 107 2.8×
Lachlan 150 2.8×
Sloan 207 2.7×
Soren 217 2.7×
Juniper 707 2.7×
Beck 75 2.7×
Boden 98 2.6×
Otis 141 2.6×

The number one name in Colorado, year by year

Twenty years of first-place names.
YearGirlsBirthsBoysBirths
2025 Charlotte 293 Liam 397
2024 Olivia 279 Liam 426
2023 Charlotte 288 Liam 361
2022 Olivia 301 Oliver 349
2021 Olivia 324 Liam 334
2020 Olivia 323 Liam 315
2019 Charlotte 301 Liam 331
2018 Olivia 327 Liam 332
2017 Emma 294 Liam 316
2016 Olivia 329 Liam 311
2015 Emma 355 Liam 306
2014 Olivia 344 Liam 306
2013 Olivia 319 Liam 350
2012 Emma 337 Liam 355
2011 Olivia 320 Liam 290
2010 Isabella 342 Jacob 338
2009 Isabella 352 Alexander 342
2008 Isabella 313 Alexander 353
2007 Isabella 327 Jacob 352
2006 Isabella 319 Jacob 391

State files start in 1910 and use the same five-birth reporting floor as the national data, applied per state, year and sex — so small states show fewer distinct names, not fewer names in use.