NameTrends

Lois — Girl name popularity

2025 rank #1670 · peak #17 (1929) · 332,950 babies all-time

Lois is a girls' name that, in 2025, was ranked #1670 (124 babies) in the United States, according to the Social Security Administration. Its all-time peak was #17 in 1929 (10,295 babies). Across the years tracked here it has been given to about 332,950 babies. Lois is far below its peak and has become less common. The table below shows Lois's SSA rank and birth count year by year. (We report only counts SSA publishes; years where the name fell below SSA's 5-baby threshold show no count.)

Source: U.S. Social Security Administration, Popular Baby Names. Data as of SSA national data through 2025, state data through 2025, retrieved June 2026.

Lois popularity over time

Rank and number of girls named Lois per year, from SSA national data. Recent years are shown individually; earlier history is shown at decade points back to 1880.

YearRank (girls)Babies
2025#1670124
2024#1690121
2023#1591132
2022#1690124
2021#1726120
2020#1846106
2019#1693124
2018#1701122
2017#1622134
2016#1751119
2015#1880109
2014#1973101
2013#235978
2012#205494
2011#252572
2010#260270
2009#241280
2008#230785
2007#234282
2006#221987
2005#261665
2004#261564
2003#231373
2002#204285
2001#202684
2000#209578
1999#204776
1998#178488
1997#1600100
1996#163494
1990#161393
1980#972153
1970#427517
1960#1752,269
1950#834,504
1940#386,125
1930#1710,114
1920#386,560
1910#761,271
1900#115577
1890#178175
1880#21153

Source: U.S. Social Security Administration, Popular Baby Names. Data as of SSA national data through 2025, state data through 2025, retrieved June 2026.

Key facts

Lois (Girl) summary. Source: U.S. Social Security Administration, Popular Baby Names, SSA national data through 2025, state data through 2025, retrieved June 2026.
MeasureValue
SexGirl
2025 rank#1670
2025 babies124
Peak rank#17 (1929)
Peak-year babies10,295
First tracked year1880
All-time babies (tracked years)332,950

Similar in popularity (2025)

Names ranked near Lois for girls in 2025. Source: SSA.
Girl name2025 rankBabies
Brenda#1527139
Shirley#1586133
Denise#1677123
Lori#1726118
Judy#1874105
Cindy#1929100

Brenda, Shirley, Denise, Lori, Judy, Cindy.

Frequently asked questions

How popular is the name Lois for girls?

In 2025, Lois was the 1670th most popular girls' name in the US, given to 124 babies, per the Social Security Administration. Its all-time peak was #17 in 1929 (10,295 babies).

When was Lois most popular?

For girls, Lois peaked at rank #17 in 1929 (10,295 babies). The first year it appears in SSA data (within our tracked years) is 1880. It has been given to about 332,950 babies in total across the years we track.

Is Lois a boy or girl name?

In the SSA data we track, Lois appears predominantly as a girls' name; it does not have a separate ranked entry for boys in our dataset.

Keep exploring

Source

U.S. Social Security Administration, Popular Baby Names, national data 1880–2025. SSA national data through 2025, state data through 2025, retrieved June 2026. Public domain (U.S. Government). SSA has no name meanings or origins; this page presents only popularity data. See our methodology.

Last updated: 2026-06-22