Thiago is a boy name with a modern feel, drawn from real birth records. Below you'll find what Thiago means and where it comes from, plus how many babies have been named Thiago across the United States, UK, Ireland and New Zealand, how popular Thiago has been over the decades, and the year it peaked.
Thiago is a boy name of Hebrew origin meaning “supplanter”. A Portuguese form derived from Santiago, related to James.
| Country | Births on record |
|---|---|
| United States since 1880 | 35,233 births |
| England & Wales since 1996 | 842 births |
| Scotland since 1974 | 8 births |
| Ireland since 1964 | 37 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Thiago per year, United States (1986 to 2025). United States peaked in 2025 (5,840/yr) · England & Wales peaked in 2025 (128/yr) · Ireland peaked in 2024 (9/yr) · Scotland peaked in 2022 (5/yr).
Thiago has been one of the most popular baby names in the United States. It was most common in 2025, when it ranked #84 nationally (given to 5,973 babies that year), and a popular choice in the 2020s.
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