Lou

Boy · recorded 1880–2025 · given to both girls and boys (about 1.2 to 1)

  • #1,919in 2025
  • 1 in 21,087boys in 2025
  • +139%last ten years

Most popular in 1889.

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Meaning

We don’t have a verified meaning for Lou.

We only publish meanings we can cite to a source you could check yourself. Most sites will give you one anyway; the ones you find elsewhere are often copied between sites without verification.

Its story

Popularity since 1880

07715418801916195319892025

Hover over or drag across the chart to see any year.

Per million boys born. Years with fewer than five births are not in the record, so the line breaks rather than dropping to zero.
See the 144 recorded years as a table
Lou, per million boys born. Years absent from the table had fewer than five births.
YearPer million
1880127
1881149
188288
1883105
188487
1885121
188681
188799
188883
1889154
189081
189179
189274
189389
1894104
189577
189684
1897115
189882
1899122
190086
190166
190249
190392
190455
190598
190782
190897
191093
191140
191251
191333
191458
191537
191644
191749
191831
191921
192031
192125
192237
192332
192433
192537
192626
192733
192840
192926
193026
193138
193243
193338
193423
193528
193625
193724
193827
193942
194034
194132
194234
194327
194428
194536
194629
194731
194822
194920
195017
195129
195221
195318
195426
195524
195626
195733
195832
195927
196030
196125
196223
196319
196424
196518
196622
196717
196818
196916
197022
197121
197215
197319
197412
197513
197613
197710
197815
197915
198013
19819
198212
19837
198411
198510
19866
19879
19885
19899
199012
199112
199210
19937
199410
19957
19967
19977
19986
19994
20006
200110
20027
20035
20048
200511
200610
20076
20086
200911
20108
201114
20129
201313
201414
201520
201624
201720
201818
201925
202034
202135
202244
202343
202441
202547

Where it’s loved

Most popular in these states

Lou isn’t concentrated in any one state. Either it’s spread evenly, or no state reaches the 25 births over three years needed before a rate means anything.

More like it

More like Lou

The numbers

Every figure

Births in 2025
81
Rank in 2025
#1,919
How rare
1 in 21,087 boys
Since 1880
4,089

Most popular in 1889, at 154 per million boys born.

Over the ten years to 2025 it has risen by 139% per million boys born.

Figures from the US Social Security Administration’s 2025 release. How these numbers are made.