Alonzo

Last seen for girls in 1988 at #9,244 · #511 for boys in 2025, 590 births
Given to boys 99.7% of the time

Showing
Show data for
Peak · boys
1880 · 122 births
Debut · boys
122 births
In top 100 · boys
never
of 146 years
Total births · boys
45,955
since 1880

Alonzo over time

boys

Rank among boys' names. Alonzo has never cracked the top 100 here.

#1#10#100#1,000rank188019001920194019601980200020201955peak #110, 1880boys
Hover or use arrow keys to read values by year; click or press Enter to open that year.

Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.

Show data table
Yeargirlsboys
rankbirthsrankbirths
2025#511590
2024#512595
2023#535552
2022#471651
2021#515569
2020#477626
2019#469634
2018#476612
2017#522549
2016#565499
2015#527542
2014#528527
2013#500545
2012#568454
2011#558455
2010#581434
2009#612412
2008#543483
2007#588432
2006#559450
2005#537452
2004#547421
2003#533436
2002#523433
2001#559375
2000#516435
1999#519410
1998#526394
1997#479450
1996#507407
1995#477453
1994#465469
1993#494421
1992#506398
1991#476428
1990#476432
1989#455426
1988#9,2447#421460
1987#8,7787#441406
1986#10,9125#452371
1985#488315
1984#470321
1983#10,2755#466322
1982#7,4698#469325
1981#9,1106#473310
1980#8,1787#431363
1979#444334
1978#483282
1977#416360
1976#450301
1975#7,1737#432331
1974#8,7755#430336
1973#413357
1972#7,2926#411368
1971#6,6197#394418
1970#6,3627#402403
1969#385414
1968#397385
1967#371405
1966#389384
1965#5,2897#376422
1964#369449
1963#6,5925#370458
1962#336538
1961#4,8828#366476
1960#6,3905#367464
1959#5,0317#375443
1958#5,4086#362454
1957#6,0865#400377
1956#5,3256#360418
1955#4,3768#354415
1954#5,7535#366375
1953#348396
1952#364341
1951#348383
1950#353364
1949#390297
1948#5,2435#360350
1947#396300
1946#400259
1945#408219
1944#396235
1943#378263
1942#387245
1941#384223
1940#357256
1939#352249
1938#368233
1937#358226
1936#380207
1935#354240
1934#345253
1933#335252
1932#333271
1931#368235
1930#340268
1929#4,5705#372239
1928#350265
1927#4,8055#338287
1926#335298
1925#336295
1924#310340
1923#327319
1922#321320
1921#335315
1920#332308
1919#309321
1918#336287
1917#319286
1916#315274
1915#318267
1914#318204
1913#293184
1912#263177
1911#223128
1910#25490
1909#22395
1908#28757
1907#22482
1906#20585
1905#19093
1904#21176
1903#24856
1902#19981
1901#20867
1900#182116
1899#18078
1898#161104
1897#18184
1896#18289
1895#18585
1894#150102
1893#20171
1892#154104
1891#17574
1890#16188
1889#141102
1888#139110
1887#14488
1886#128106
1885#130104
1884#128112
1883#123100
1882#111133
1881#110111
1880#110122
First appearance
1880

In the first year the SSA published name data, Alonzo was already there! It came in at #110, and was given to 122 baby boys.


Quietest stretch: 1901–1904, when fewer than 82 boys a year got the name.

See more about Alonzo
Momentum · boys
Holding steady
  • 1 spot since 2024 (#512#511)
  • 34 spots since 2020 (#477#511)
  • 16 spots since 2015 (#527#511)
  • Biggest jump: 68 spots in 2013 (#568#500)
  • Biggest drop: 69 spots in 2009 (#543#612)
Rise & fade · boys
Peaked on debut
  • Debuted 1880
  • Peaked 1880 at #110 (122 births)
  • Births halved by 1903, 23 yrs later
Top of the charts · boys
Top 1,000 for 146 yrs
  • Top 10: never
  • Top 100: never
  • Top 1,000: 146 yrs · run 1880–2025
Share of babies · boys
1 in 855
  • Highest: 1 in 855 boys born in 1882 were named Alonzo (0.12%)
  • Latest: 1 in 2,895 boys born in 2025 (0.03%)
  • Its best rank, #110 in 1880, was only 1 in 906 (0.11%) — a smaller share of a much bigger birth year
Era · boys
The 2010s
  • 11.4% of all boys named Alonzo (5,251) were born in this decade
Show by decade
DecadeBirthsBest rankAvg rank
1880s1,088#110 (1880)#126
1890s879#150 (1894)#173
1900s808#182 (1900)#218
1910s2,218#223 (1911)#295
1920s2,986#310 (1924)#336
1930s2,434#333 (1932)#353
1940s2,647#357 (1940)#386
1950s3,966#348 (1953)#363
1960s4,395#336 (1962)#373
1970s3,490#394 (1971)#428
1980s3,619#421 (1988)#457
1990s4,262#465 (1994)#493
2000s4,329#516 (2000)#552
2010s5,251#469 (2019)#529
2020s3,583#471 (2022)#504

All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.

Alonzo in 1955

girls
#4,376
8 births · 1 in 244,410 girls
boys
#354
415 births · 1 in 4,964 boys

Top girls' names in 1955

  1. #1Mary63,174
  2. #2Deborah52,318
  3. #3Linda51,300
  4. #4Debra50,563
  5. #5Susan47,418
  6. #6Patricia46,226
  7. #7Barbara33,617
  8. #8Karen33,217
  9. #9Nancy30,023
  10. #10Donna27,940
  11. #4,376Alonzo8

Top boys' names in 1955

  1. #1Michael88,355
  2. #2David86,306
  3. #3James84,186
  4. #4Robert83,758
  5. #5John80,128
  6. #6William59,990
  7. #7Richard53,566
  8. #8Thomas45,855
  9. #9Mark42,255
  10. #10Steven37,847
  11. #354Alonzo415
More about 1955

girls

1,955,277 girls got a published name in 1955; 1 in 244,410 of them was named Alonzo, which outranked 35.0% of the 6,732 girls' names that year. The ten most popular names covered 22.3% of girls (24.6% in 1880, 7.0% in 2025).

Ranked beside Alonzo
  1. #4,069Zara9
  2. #4,069Zelphia9
  3. #4,069Zenia9
  4. #4,376Alonzo8
  5. #4,376Adora8
  6. #4,376Aisha8
  7. #4,376Alessandra8
  8. #4,740Adelene7
  9. #4,740Adriann7
  10. #4,740Adrianna7

Tied with 363 names at #4,376; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 1954
Risers
  1. 793Athena#1,505#712
  2. 675Desiree#984#309
  3. 661Roni#1,197#536
  4. 630Gisele#1,444#814
  5. 593Carmel#1,422#829
Fallers
  1. 514Valinda#806#1,320
  2. 378Elouise#969#1,347
  3. 287Veda#831#1,118
  4. 275Drema#978#1,253
  5. 264Brooke#965#1,229

Among names in the top 1,000 of either year.

boys

2,059,889 boys got a published name in 1955; 1 in 4,964 of them was named Alonzo, which outranked 92.0% of the 4,400 boys' names that year. The ten most popular names covered 32.1% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Alonzo
  1. #351Ervin423
  2. #352Dallas418
  3. #353Rafael417
  4. #354Alonzo415
  5. #355Homer412
  6. #356Dexter411
  7. #357Arturo410
Biggest movers since 1954
Risers
  1. 808Davy#1,333#525
  2. 326Wyatt#985#659
  3. 323Moises#1,311#988
  4. 296Tad#1,068#772
  5. 286Rhett#1,122#836
Fallers
  1. 738Rahn#908#1,646
  2. 415Ricci#739#1,154
  3. 321Meredith#952#1,273
  4. 309Michial#985#1,294
  5. 282Arvin#973#1,255

Among names in the top 1,000 of either year.

See the top 100 for 1955