How many babies in Australia have been named Billy?

Between 2010 and 2025, Billy was registered for 2,597 babies in the available state datasets.

Is Billy a popular name in Australia?

In 2025, Billy ranked #37 among boys' names in Australia, with 464 registrations.

boys' name 2010–2025

Billy is making a comeback — from #141 in 2010 to #37 in 2025.

#37 ranked in 2025

464 registrations in 2025

2,597 total 2010–2025

That's a jump of 104 positions. Registrations grew from 5 to 464 (+9180%).

Peak popularity: 2025 (464 registrations, ranked #37).

Peak 2025 · 464

Low 2010 · 5

Years tracked 16

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#37 Billy 464

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

Billy — 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 (158 babies) , least popular in South Australia (34).

Victoria

158 #37

New South Wales

152 #44

Queensland

120 #38

South Australia

34 #45

Australian Capital Territory

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Northern Territory

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Tasmania

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Western Australia

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In 2025: 464 babies named Billy across 4 of 8 states and territories.

How many babies in Australia have been named Billy?: Between 2010 and 2025, Billy was registered for 2,597 babies in the available state datasets.
Is Billy a popular name in Australia?: In 2025, Billy ranked #37 among boys' names in Australia, with 464 registrations.