Illinois Baby Names: Trends & Data (1910–2025)

Boys

In Illinois, Liam is projected to be the top male baby name in 2025, with 690 births. This marks a shift from the 1950s, when Michael dominated. Over the past 30 years, Alexander has seen the fastest rise, climbing 11 rank positions. Meanwhile, Christopher experienced the biggest decline, dropping 9 rank positions. These trends reflect significant generational shifts in naming preferences.

Girls

Olivia is projected to be Illinois' top female baby name in 2025, with 501 expected births. This marks a significant shift from the 1950s, when Mary dominated. Examining longer-term shifts, Hannah has shown the fastest rise over 30 years, climbing 8 rank positions. Conversely, Jessica experienced the biggest decline, falling 12 rank positions. These trends reflect evolving preferences across decades of data.

#1 Boy (2025)

Liam

#1 Girl (2025)

Olivia

Fastest Rising

Alexander

↑ +11

Biggest Decline

Christopher

↓ −9

Longest #1 Run

Michael

6 decades at #1

Total Births (2025)

22,279

births tracked

Baby Names by Decade

Biggest Name Shifts

Names that climbed or fell the most in popularity

Fastest Rising

Alexander

+11 rank positions · since 1990s

Biggest Decline

Christopher

-9 rank positions · since 1980s

How Illinois Compares to the Nation

Names that rank notably higher or lower here vs. the U.S. overall

More Popular in Illinois

Adam
#45 here · #101 nationally↑ +56
George
#76 here · #126 nationally↑ +50
Leonardo
#44 here · #92 nationally↑ +48
Cameron
#35 here · #76 nationally↑ +41
Vincent
#66 here · #107 nationally↑ +41

Less Popular in Illinois

Josiah
#85 here · #54 nationally↓ −31
Jayden
#100 here · #70 nationally↓ −30
Waylon
#80 here · #56 nationally↓ −24
Luke
#56 here · #33 nationally↓ −23
Weston
#78 here · #55 nationally↓ −23

Top 100 Baby Names in Illinois

Most popular names in 2020–2025, ranked by total births

Top 10

RankNameBirthsNational

#1Liam690#1
#2Noah683#2
#3Oliver541#3
#4Theodore537#4
#5Henry462#5
#6Mateo417#8
#7James406#6
#8Leo385#19
#9Benjamin365#11
#10Sebastian360#16

Names #11–100

#11 Santiago
#12 Lucas
#13 Jack
#14 William
#15 Michael
#16 Julian
#17 Luca
#18 Elijah
#19 Elias
#20 Owen
#21 Daniel
#22 John
#23 Alexander
#24 Joseph
#25 Bennett
#26 Cooper
#27 Levi
#28 Ethan
#29 Gabriel
#30 Charles
#31 Samuel
#32 Miles
#33 Thomas
#34 Hudson
#35 Cameron
#36 Anthony
#37 Jackson
#38 Logan
#39 Ezra
#40 David
#41 Matthew
#42 Asher
#43 Carter
#44 Leonardo
#45 Adam
#46 Thiago
#47 Mason
#48 Roman
#49 Isaac
#50 Wyatt
#51 August
#52 Angel
#53 Dylan
#54 Emiliano
#55 Caleb
#56 Luke
#57 Beau
#58 Luka
#59 Jacob
#60 Nolan
#61 Maverick
#62 Everett
#63 Wesley
#64 Grayson
#65 Lincoln
#66 Vincent
#67 Aiden
#68 Gael
#69 Nathan
#70 Brooks
#71 Ezekiel
#72 Theo
#73 Isaiah
#74 Adrian
#75 Rowan
#76 George
#77 Amir
#78 Weston
#79 Arthur
#80 Waylon
#81 Adriel
#82 Lorenzo
#83 Joshua
#84 Parker
#85 Josiah
#86 Archer
#87 Andrew
#88 Christian
#89 Nicholas
#90 Axel
#91 Christopher
#92 Damian
#93 Enzo
#94 Dominic
#95 Eithan
#96 Dean
#97 Emmett
#98 Aaron
#99 Robert
#100 Jayden

Explore Neighboring States

See how naming trends differ in nearby states