Colorado Baby Names
#1 Boy (2025)
Liam
#1 Girl (2025)
Charlotte
Fastest Rising
Alexander
↑ +12
Biggest Decline
Christopher
↓ −15
Longest #1 Run
Michael
5 decades at #1
Total Births (2025)
12,810
births tracked
Fastest Rising
Madison
↑ +9
Biggest Decline
Sarah
↓ −11
Longest #1 Run
Mary
4 decades at #1
Total Births (2025)
9,925
births tracked
How the Most Popular Names Changed Over Time
Popularity by decade — lower ranks indicate greater popularity (#1 is the most popular name).
| Decade | Liam | Robert | Theodore | Michael | Jacob |
|---|---|---|---|---|---|
| 1910s | — | Rank #3 | — | — | — |
| 1920s | — | Rank #1 | — | — | — |
| 1930s | — | Rank #1 | — | — | — |
| 1940s | — | Rank #1 | — | Rank #7 | — |
| 1950s | — | Rank #3 | — | Rank #1 | — |
| 1960s | — | Rank #4 | — | Rank #1 | — |
| 1970s | — | Rank #5 | — | Rank #1 | — |
| 1980s | — | Rank #11 | — | Rank #1 | — |
| 1990s | — | — | — | Rank #1 | Rank #3 |
| 2000s | — | — | — | Rank #4 | Rank #1 |
| 2010s | Rank #1 | — | — | Rank #17 | Rank #9 |
| 2020s | Rank #1 | — | Rank #4 | — | — |
Baby Names by Decade
Most popular · Runner-up per decade
1910sJohnWilliam
1920sRobertJohn
1930sRobertJohn
1940sRobertJohn
1950sMichaelDavid
1960sMichaelDavid
Recent Decades
1970sMichaelJason
1980sMichaelChristopher
1990sMichaelJoshua
2000sJacobJoshua
2010sLiamNoah
2020sLiamOliver
1910sMaryHelen
1920sMaryBetty
1930sMaryBetty
1940sMaryLinda
1950sLindaMary
1960sLisaMichelle
Recent Decades
1970sJenniferMichelle
1980sJessicaJennifer
1990sJessicaAshley
2000sEmilyEmma
2010sOliviaEmma
2020sOliviaCharlotte
Biggest Name Shifts
Names that climbed or fell the most in popularity
Fastest Rising
Alexander
+12 rank positions · since 1990sBiggest Decline
Christopher
-15 rank positions · since 1980sFastest Rising
Madison
+9 rank positions · since 1990sBiggest Decline
Sarah
-11 rank positions · since 1990sHow Colorado Compares to the Nation
Names that rank notably higher or lower here vs. the U.S. overall
More Popular in Colorado
- Arlo#66 here · #148 nationally↑ +82
- Calvin#67 here · #133 nationally↑ +66
- Milo#54 here · #119 nationally↑ +65
- Elian#95 here · #146 nationally↑ +51
- Callum#72 here · #118 nationally↑ +46
Less Popular in Colorado
- Jacob#82 here · #43 nationally↓ −39
- Waylon#93 here · #56 nationally↓ −37
- Maverick#83 here · #49 nationally↓ −34
- Matthew#63 here · #32 nationally↓ −31
- Christopher#99 here · #68 nationally↓ −31
More Popular in Colorado
- Ximena#99 here · #185 nationally↑ +86
- Sloane#58 here · #142 nationally↑ +84
- June#75 here · #149 nationally↑ +74
- Juniper#31 here · #99 nationally↑ +68
- Ember#90 here · #154 nationally↑ +64
Less Popular in Colorado
- Aurora#73 here · #15 nationally↓ −58
- Delilah#85 here · #51 nationally↓ −34
- Valentina#63 here · #35 nationally↓ −28
- Leilani#86 here · #60 nationally↓ −26
- Emery#96 here · #75 nationally↓ −21
Top 100 Baby Names in Colorado
Most popular names in 2020–2025, ranked by total births
Top 10
RankNameBirthsNational
- #1Liam397#1
- #2Theodore373#4
- #3Noah348#2
- #4Oliver310#3
- #5James256#6
- #6Henry252#5
- #7Mateo244#8
- #8William228#9
- #9Cooper196#27
- #10Elias193#13
Names #11–100
- #11 Elijah
- #12 Luca
- #13 Ezra
- #14 Owen
- #15 Jack
- #16 Benjamin
- #17 Lucas
- #18 Levi
- #19 Leo
- #20 Hudson
- #21 Miles
- #22 Rowan
- #23 Sebastian
- #24 Bennett
- #25 Jackson
- #26 Wesley
- #27 Santiago
- #28 Daniel
- #29 Julian
- #30 Wyatt
- #31 Asher
- #32 Samuel
- #33 Luke
- #34 Beau
- #35 Alexander
- #36 Gabriel
- #37 Thiago
- #38 Ethan
- #39 Weston
- #40 Charles
- #41 Everett
- #42 Carter
- #43 Ezekiel
- #44 Michael
- #45 Nolan
- #46 Brooks
- #47 Logan
- #48 David
- #49 John
- #50 Joseph
- #51 Atlas
- #52 Roman
- #53 Thomas
- #54 Milo
- #55 Adriel
- #56 Dylan
- #57 Grayson
- #58 Archer
- #59 Isaac
- #60 Mason
- #61 Caleb
- #62 Emiliano
- #63 Matthew
- #64 Aiden
- #65 Angel
- #66 Arlo
- #67 Calvin
- #68 Walker
- #69 Adrian
- #70 Anthony
- #71 August
- #72 Callum
- #73 Ian
- #74 Axel
- #75 Lincoln
- #76 Luka
- #77 Silas
- #78 Eithan
- #79 Josiah
- #80 Kai
- #81 Graham
- #82 Jacob
- #83 Maverick
- #84 Theo
- #85 Arthur
- #86 Enzo
- #87 Isaiah
- #88 Joshua
- #89 Micah
- #90 Nathan
- #91 Gael
- #92 Robert
- #93 Waylon
- #94 Andrew
- #95 Elian
- #96 Jose
- #97 Cameron
- #98 Damian
- #99 Christopher
- #100 Emmett
Top 10
RankNameBirthsNational
- #1Charlotte293#2
- #2Olivia256#1
- #3Sophia242#5
- #4Emma227#3
- #5Mia217#6
- #6Evelyn214#8
- #7Amelia187#4
- #8Sofia177#9
- #9Isabella172#7
- #10Eleanor161#12
Names #11–100
- #11 Nora
- #12 Harper
- #13 Elizabeth
- #14 Lily
- #15 Ailany
- #16 Violet
- #17 Lucy
- #18 Hazel
- #19 Isla
- #20 Eliana
- #21 Penelope
- #22 Ava
- #23 Zoe
- #24 Scarlett
- #25 Aria
- #26 Emilia
- #27 Chloe
- #28 Camila
- #29 Avery
- #30 Ella
- #31 Juniper
- #32 Luna
- #33 Riley
- #34 Grace
- #35 Maeve
- #36 Abigail
- #37 Ellie
- #38 Emily
- #39 Josephine
- #40 Eloise
- #41 Layla
- #42 Gianna
- #43 Lainey
- #44 Ivy
- #45 Sophie
- #46 Adeline
- #47 Elena
- #48 Mila
- #49 Quinn
- #50 Margot
- #51 Maya
- #52 Willow
- #53 Hannah
- #54 Iris
- #55 Naomi
- #56 Stella
- #57 Lillian
- #58 Sloane
- #59 Madison
- #60 Ruby
- #61 Lyla
- #62 Claire
- #63 Valentina
- #64 Daisy
- #65 Ayla
- #66 Nova
- #67 Sadie
- #68 Millie
- #69 Genesis
- #70 Victoria
- #71 Eden
- #72 Alice
- #73 Aurora
- #74 Clara
- #75 June
- #76 Margaret
- #77 Kennedy
- #78 Lucia
- #79 Amara
- #80 Everly
- #81 Addison
- #82 Maria
- #83 Zoey
- #84 Cecilia
- #85 Delilah
- #86 Leilani
- #87 Liliana
- #88 Madeline
- #89 Cora
- #90 Ember
- #91 Lydia
- #92 Evangeline
- #93 Allison
- #94 Autumn
- #95 Elsie
- #96 Emery
- #97 Phoebe
- #98 Georgia
- #99 Ximena
- #100 Charlie
Explore Related States
See how naming trends differ in nearby states