The first name Tadeo
A boy’s name.
2 syllables Male Also a surname
Popularity
Babies registered in England and Wales, 1996–2025
In 2025, 4 boys were named Tadeo, making it the 4,275th most popular boys’ name.
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Tadeo with other names.
Popularity in the United States
Babies named Tadeo at birth, 1880–2025
In 2025, 753 boys born in the United States were named Tadeo, the 427th most popular boys’ name that year. It was used most in 2024, when 782 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Famous people named Tadeo
1 on Wikidata, most written-about first
- Tadeo AllendeArgentine footballer, born 1999
Questions
- How popular is the name Tadeo?
- In 2025, 4 boys born in England and Wales were named Tadeo, ranking 4,275th.
- Is Tadeo a boy's or a girl's name?
- Mostly a boy's name: 100% of the 5,843 US babies named Tadeo since 1880 were boys.
- When was Tadeo most popular?
- 2024 in the United States, when 782 babies were named Tadeo, its highest rank at 412th.
- Is Tadeo also a surname?
- Yes. Tadeo is used as a surname as well as a first name; its surname page has the origin and how many people carry it.