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2025 data, released 8 May 2026

2025 data, released 8 May 2026

Theda

Theda was not among the names given to 5 or more girls in 2025. Its best year was 1919, when it ranked 337th with 356 babies. More babies were named Theda in the 1920s than in any other decade.

Meaning Not yet researched how we research meanings

Rank in 2025
Not rankedgirls
Babies in 2025
0girls
Girls and boys
Almost always a girl’s name2021–2025
Peak year
1919356 babies
Total since 1880
6,556babies recorded

Theda popularity since 1880

0125250375500 1900192019401960198020002020
Girls Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.
YearRank (girls)Babies (girls)
2025——
2020#17,3025
2010——
2000——
1990#12,8366
1980#12,0185
1970#3,70417
1960#1,80940
1950#1,05177
1940#74087
1930#678103
1920#385290
1910#1,06118
1900#96216
1890#1,1937
1880#9355

How popular is Theda, counting every spelling?

Theda has no other common spelling that sounds the same.

How old are people named Theda?

About 1,600 people born in the US named Theda are alive today, with a median age of 73; half are between 63 and 81. That makes Theda a name most people associate with older generations.

0–910–1920–2930–3940–4950–5960–6970–7980–8990+
Estimated people alive in the US with the name, by age, mid-2026. The darker bar holds the median age.

Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.

Theda by state

How common Theda was among girls born in each state in 1917–1921, around its peak. It is notably more common than nationally in Idaho (3.9×), Utah (3.3×), Oklahoma (3.0×), Kansas (2.2×), Arkansas (2.1×). In 19 states fewer than five girls a year got the name, too few for SSA to publish, so those states show as zero.

Alaska: fewer than 5 a yearAK–Maine: 0.16 per 1,000 babiesME0.16Wisconsin: 0.06 per 1,000 babiesWI0.06Vermont: fewer than 5 a yearVT–New Hampshire: fewer than 5 a yearNH–Washington: 0.36 per 1,000 babiesWA0.36Idaho: 1.1 per 1,000 babiesID1.1Montana: 0.18 per 1,000 babiesMT0.18North Dakota: fewer than 5 a yearND–Minnesota: fewer than 5 a yearMN–Illinois: 0.26 per 1,000 babiesIL0.26Michigan: 0.37 per 1,000 babiesMI0.37New York: 0.15 per 1,000 babiesNY0.15Massachusetts: 0.03 per 1,000 babiesMA0.03Oregon: fewer than 5 a yearOR–Nevada: fewer than 5 a yearNV–Wyoming: fewer than 5 a yearWY–South Dakota: fewer than 5 a yearSD–Iowa: 0.37 per 1,000 babiesIA0.37Indiana: 0.41 per 1,000 babiesIN0.41Ohio: 0.42 per 1,000 babiesOH0.42Pennsylvania: 0.33 per 1,000 babiesPA0.33New Jersey: fewer than 5 a yearNJ–Connecticut: fewer than 5 a yearCT–Rhode Island: fewer than 5 a yearRI–California: 0.14 per 1,000 babiesCA0.14Utah: 0.93 per 1,000 babiesUT0.93Colorado: 0.14 per 1,000 babiesCO0.14Nebraska: 0.47 per 1,000 babiesNE0.47Missouri: 0.42 per 1,000 babiesMO0.42Kentucky: 0.37 per 1,000 babiesKY0.37West Virginia: 0.47 per 1,000 babiesWV0.47Virginia: 0.10 per 1,000 babiesVA0.10Maryland: 0.09 per 1,000 babiesMD0.09Delaware: fewer than 5 a yearDE–Arizona: fewer than 5 a yearAZ–New Mexico: fewer than 5 a yearNM–Kansas: 0.61 per 1,000 babiesKS0.61Arkansas: 0.60 per 1,000 babiesAR0.60Tennessee: 0.28 per 1,000 babiesTN0.28North Carolina: 0.11 per 1,000 babiesNC0.11South Carolina: 0.04 per 1,000 babiesSC0.04District of Columbia: fewer than 5 a yearDC–Oklahoma: 0.84 per 1,000 babiesOK0.84Louisiana: 0.20 per 1,000 babiesLA0.20Mississippi: fewer than 5 a yearMS–Alabama: 0.08 per 1,000 babiesAL0.08Georgia: 0.07 per 1,000 babiesGA0.07Hawaii: fewer than 5 a yearHI–Texas: 0.58 per 1,000 babiesTX0.58Florida: fewer than 5 a yearFL–
Babies per 1,000 of the same sex, Theda, girls, 1917–1921. Darker means more common.

Names with a similar history

These names rose and fell in step with Theda: their share of US girls followed the most similar curve since 1880. If you like Theda, they share its era and feel.

Questions about the name Theda

How popular is the name Theda?

Theda was not among the names given to 5 or more girls in 2025. Its best year was 1919, when it ranked 337th with 356 babies. More babies were named Theda in the 1920s than in any other decade.

Is Theda a boy or girl name?

In 2021–2025, almost always a girl’s name given the name Theda in the US.

Where was Theda most popular?

In 1917–1921, Theda was most common in Idaho (1.09 per 1,000 girls), followed by Utah and Oklahoma.