Idaho Baby Names: Trends & Data (1910–2025)
Boys
Idaho's male baby naming trends reveal distinct generational shifts. In 2025, Oliver was the top choice with 128 births, a significant change from Michael's dominance throughout the 1950s. Over the past 30 years, James has seen the fastest ascent, climbing 10 rank positions. Conversely, Austin experienced the biggest decline in the same period, dropping 8 rank positions. This data illustrates evolving parental preferences across the state.
Girls
Idaho's female baby naming landscape shows shifts across decades. Charlotte emerged as the top name in 2025, with 104 births. This contrasts sharply with Linda, the dominant choice throughout the 1950s. Over the past 30 years, Alexis has seen the fastest rise, climbing 10 rank positions. Conversely, Ashley experienced the biggest decline, falling 11 rank positions, reflecting evolving parental preferences in the state.
#1 Boy (2025)
Oliver
#1 Girl (2025)
Charlotte
Fastest Rising
James
↑ +10
Biggest Decline
Austin
↓ −8
Longest #1 Run
Robert
3 decades at #1
Total Births (2025)
4,535
births tracked
Fastest Rising
Alexis
↑ +10
Biggest Decline
Ashley
↓ −11
Longest #1 Run
Mary
3 decades at #1
Total Births (2025)
3,732
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 | Oliver | Michael | Robert | Mason |
|---|---|---|---|---|---|
| 1910s | — | — | — | Rank #2 | — |
| 1920s | — | — | — | Rank #1 | — |
| 1930s | — | — | — | Rank #1 | — |
| 1940s | — | — | Rank #9 | Rank #1 | — |
| 1950s | — | — | Rank #1 | Rank #3 | — |
| 1960s | — | — | Rank #2 | Rank #3 | — |
| 1970s | — | — | Rank #1 | Rank #5 | — |
| 1980s | — | — | Rank #1 | Rank #12 | — |
| 1990s | — | — | Rank #3 | — | — |
| 2000s | — | — | Rank #6 | — | — |
| 2010s | Rank #1 | Rank #3 | — | — | Rank #4 |
| 2020s | Rank #2 | Rank #1 | — | — | — |
Baby Names by Decade
Most popular · Runner-up per decade
Biggest Name Shifts
Names that climbed or fell the most in popularity
James
+10 rank positions · since 1990sAustin
-8 rank positions · since 1990sAlexis
+10 rank positions · since 1990sAshley
-11 rank positions · since 1990sHow Idaho Compares to the Nation
Names that rank notably higher or lower here vs. the U.S. overall
More Popular in Idaho
- Harvey#92 here · #251 nationally↑ +159
- Colter#40 here · #157 nationally↑ +117
- Knox#78 here · #195 nationally↑ +117
- Rhett#84 here · #188 nationally↑ +104
- Dawson#47 here · #143 nationally↑ +96
Less Popular in Idaho
- Joseph#94 here · #29 nationally↓ −65
- Santiago#88 here · #26 nationally↓ −62
- Ethan#76 here · #24 nationally↓ −52
- David#82 here · #35 nationally↓ −47
- Mason#86 here · #39 nationally↓ −47
More Popular in Idaho
- Aspen#50 here · #260 nationally↑ +210
- Wren#57 here · #231 nationally↑ +174
- Blakely#58 here · #191 nationally↑ +133
- Jane#91 here · #221 nationally↑ +130
- Oakley#27 here · #156 nationally↑ +129
Less Popular in Idaho
- Ailany#69 here · #14 nationally↓ −55
- Scarlett#86 here · #31 nationally↓ −55
- Valentina#87 here · #35 nationally↓ −52
- Layla#80 here · #36 nationally↓ −44
- Madison#83 here · #40 nationally↓ −43
Top 100 Baby Names in Idaho
Most popular names in 2020–2025, ranked by total births
Top 10
- #1Oliver128#3
- #2Theodore124#4
- #3Henry119#5
- #4Liam106#1
- #5Hudson103#17
- #6Cooper86#27
- #7William86#9
- #8Noah78#2
- #9Asher76#28
- #10James76#6
Names #11–100
- #11 Benjamin
- #12 Jack
- #13 Elijah
- #14 Weston
- #15 Wyatt
- #16 Bennett
- #17 Mateo
- #18 Thomas
- #19 Wesley
- #20 Levi
- #21 Samuel
- #22 Carter
- #23 Maverick
- #24 Waylon
- #25 Beau
- #26 Luke
- #27 Owen
- #28 Everett
- #29 John
- #30 Miles
- #31 Ezra
- #32 Lincoln
- #33 Jackson
- #34 Michael
- #35 Rowan
- #36 Walker
- #37 Brooks
- #38 Elias
- #39 Atlas
- #40 Colter
- #41 Stetson
- #42 Roman
- #43 Daniel
- #44 Lucas
- #45 Grayson
- #46 Luca
- #47 Dawson
- #48 Charles
- #49 Leo
- #50 Logan
- #51 Sebastian
- #52 Alexander
- #53 Archer
- #54 Emmett
- #55 Jacob
- #56 Matthew
- #57 Milo
- #58 Ezekiel
- #59 Gabriel
- #60 Arthur
- #61 August
- #62 Callum
- #63 Easton
- #64 Jasper
- #65 Joshua
- #66 Sawyer
- #67 Andrew
- #68 Colton
- #69 River
- #70 Silas
- #71 Beckett
- #72 Calvin
- #73 Dean
- #74 Hayes
- #75 Luka
- #76 Ethan
- #77 Jett
- #78 Knox
- #79 Theo
- #80 Adriel
- #81 Arlo
- #82 David
- #83 Isaac
- #84 Rhett
- #85 Jaxon
- #86 Mason
- #87 Ryder
- #88 Santiago
- #89 Axel
- #90 Beckham
- #91 Cameron
- #92 Harvey
- #93 Isaiah
- #94 Joseph
- #95 Nathan
- #96 Ryker
- #97 Barrett
- #98 Caleb
- #99 Eli
- #100 Harrison
Top 10
- #1Charlotte104#2
- #2Amelia94#4
- #3Evelyn89#8
- #4Emma85#3
- #5Olivia85#1
- #6Hazel82#21
- #7Lainey72#30
- #8Sophia71#5
- #9Violet66#13
- #10Lucy65#24
Names #11–100
- #11 Harper
- #12 Aurora
- #13 Elizabeth
- #14 Ellie
- #15 Eleanor
- #16 Ava
- #17 Millie
- #18 Isabella
- #19 Isla
- #20 Paisley
- #21 Ella
- #22 Nora
- #23 Willow
- #24 Abigail
- #25 Avery
- #26 Elsie
- #27 Oakley
- #28 Sadie
- #29 Penelope
- #30 Emery
- #31 Josie
- #32 Juniper
- #33 Luna
- #34 Mia
- #35 Chloe
- #36 Eliana
- #37 Grace
- #38 Alice
- #39 Daisy
- #40 Lily
- #41 Adeline
- #42 Ember
- #43 Georgia
- #44 Ivy
- #45 Nova
- #46 Ruby
- #47 Scottie
- #48 Sofia
- #49 Josephine
- #50 Aspen
- #51 Camila
- #52 Eden
- #53 Aria
- #54 Eloise
- #55 Everly
- #56 Iris
- #57 Wren
- #58 Blakely
- #59 Emilia
- #60 Emily
- #61 Evangeline
- #62 Hallie
- #63 Vivian
- #64 Kinsley
- #65 Ruth
- #66 Sage
- #67 Stella
- #68 Zoe
- #69 Ailany
- #70 Brooklyn
- #71 Elena
- #72 Gianna
- #73 Hadley
- #74 Clara
- #75 Cora
- #76 Hannah
- #77 Remi
- #78 Riley
- #79 Kennedy
- #80 Layla
- #81 Lydia
- #82 Lyla
- #83 Madison
- #84 Parker
- #85 Claire
- #86 Scarlett
- #87 Valentina
- #88 Wrenley
- #89 Annie
- #90 Charlie
- #91 Jane
- #92 Maeve
- #93 Sophie
- #94 Addison
- #95 Emerson
- #96 Lillian
- #97 Mabel
- #98 Madelyn
- #99 Quinn
- #100 Rylee
Explore Neighboring States
See how naming trends differ in nearby states