Theo
Meaning: Gift of God — a name of divine purpose
Origin: Short form of Theodore — from Greek theos (god) + doron (gift)
Gender: Boy
Rank in Australia: #220
Total births: 1,012
History: Theo surged in the 2010s-2020s as one of Australia's fastest-rising names. The short form of Theodore carries divine meaning in just four letters. Theo represents Australian naming minimalism at its best.
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Look at the data
Every number here comes directly from Australia’s birth records. No estimates, no averages — just the counts.
| Current rank (2025) | #32 |
| Babies named Theo in 2025 | 177 |
| Total recorded in Australia | 1,012 |
| Peak year | 2025 (177 babies) |
| Highest rank ever | #32 |
| Years in records | 2019–2025 (7 years of data) |
| Change over last 5 years | ↑ 54 spots |
Frequently asked about Theo
What does the name Theo mean?
Theo means “Gift of God — a name of divine purpose” from Short form of Theodore — from Greek theos (god) + doron (gift) roots.
What is the origin of the name Theo?
Theo has Short form of Theodore — from Greek theos (god) + doron (gift) origin. The traditional meaning is “Gift of God — a name of divine purpose”.
How popular is Theo in Australia?
Theo ranked #32 in Australia in 2025 — given to 177 babies that year.
When was Theo most popular?
Theo peaked in 2025 with 177 babies registered that year in Australia.
Is Theo a boy or girl name?
Theo is predominantly a boys' name in Australia — over 90% of Theos in registered births are male.
Is the name Theo rising or falling in popularity?
Theo has risen 54 spots in the rankings over the last 5 years in Australia — from #86 in 2020 to #32 in 2025.
How long has Theo been recorded in Australia?
Theo appears in birth records in Australia across 7 years — from 2019 through 2025.