How many babies in Australia have been named Leo?

Between 2008 and 2025, Leo was registered for 15,383 babies in the available state datasets.

Is Leo a popular name in Australia?

In 2025, Leo ranked #6 among boys' names in Australia, with 1,119 registrations.

boys' name 2008–2025

Leo is making a comeback — from #110 in 2008 to #6 in 2025.

#6 ranked in 2025

1,119 registrations in 2025

15,383 total 2008–2025

That's a jump of 104 positions. Registrations grew from 83 to 1,119 (+1248%).

Peak popularity: 2022 (1,475 registrations, ranked #3).

Peak 2022 · 1,475

Low 2008 · 83

Years tracked 18

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#6 Leo 1,119

How often Leo was registered in each of the 8 Australian states and territories.

Leo — popularity by state & territory in 2025. Hover a state for details, click to view the full Top 50 for that state.

Show full data table

Most popular in Victoria (383 babies) , least popular in South Australia (101).

Victoria

383 #4

New South Wales

379 #5

Queensland

256 #8

South Australia

101 #4

Australian Capital Territory

—

Northern Territory

—

Tasmania

— #7*

Western Australia

—

In 2025: 1,119 babies named Leo across 4 of 8 states and territories. (*rank-only states publish top-10 lists without counts)

How many babies in Australia have been named Leo?: Between 2008 and 2025, Leo was registered for 15,383 babies in the available state datasets.
Is Leo a popular name in Australia?: In 2025, Leo ranked #6 among boys' names in Australia, with 1,119 registrations.