Billy
BIL-ee Boy English
Diminutive of William
Etymology
Diminutive and pet form of William, from Bill plus the -y suffix.
Variants
Rank by region
| Region | Boys | Year |
|---|---|---|
| Australia | 2025 | |
| New South Wales | 2025 | |
| Victoria | 2025 | |
| Queensland | 2025 | |
| Western Australia | 2025 | |
| South Australia | 2025 | |
| United States | 2025 | |
| England and Wales | 2025 | |
| Scotland | 2024 | |
| Northern Ireland | 2025 | |
| Ireland | 2025 | |
| Canada | 2024 | |
| New Zealand | 2025 |
Near Billy in Australia, 2025
Australia top boysPopularity
New
#37 2025 · 529 babies
| Year | Australia | NSW | Victoria | Queensland | WA | SA |
|---|---|---|---|---|---|---|
| 2013 | Not ranked | Not ranked | Not ranked | Not ranked | Not ranked | Not ranked |
| 2014 | Not ranked | Not ranked | Not ranked | Not ranked | Not ranked | Not ranked |
| 2015 | Not ranked | Not ranked | #91 | Not ranked | Not ranked | Not ranked |
| 2016 | Not ranked | Not ranked | #99 | Not ranked | Not ranked | Not ranked |
| 2017 | Not ranked | Not ranked | #85 | Not ranked | Not ranked | Not ranked |
| 2018 | Not ranked | Not ranked | #87 | Not ranked | Not ranked | Not ranked |
| 2019 | Not ranked | Not ranked | #98 | #80 | Not ranked | #96 |
| 2020 | Not ranked | Not ranked | #84 | #89 | Not ranked | #98 |
| 2021 | Not ranked | #75 | #69 | #67 | Not ranked | Not ranked |
| 2022 | Not ranked | #69 | #53 | #70 | Not ranked | #100 |
| 2023 | Not ranked | #66 | #46 | #53 | Not ranked | #46 |
| 2024 | Not ranked | #74 | #49 | #53 | #75 | #85 |
| 2025 | #37 | #44 | #37 | #38 | #35 | #45 |
Higher chance of another child sharing it in a school year.
Stable
#1068 2025 · 203 babies
| Year | US |
|---|---|
| 2006 | #471 |
| 2007 | #486 |
| 2008 | #565 |
| 2009 | #591 |
| 2010 | #624 |
| 2011 | #611 |
| 2012 | #664 |
| 2013 | #685 |
| 2014 | #797 |
| 2015 | #810 |
| 2016 | #863 |
| 2017 | #830 |
| 2018 | #846 |
| 2019 | #891 |
| 2020 | #999 |
| 2021 | #1037 |
| 2022 | #1007 |
| 2023 | #1096 |
| 2024 | #1051 |
| 2025 | #1068 |
Stable, still outside the top 50.
Low overlap expected in a typical classroom.
Rising
#110 2025 · 481 babies
| Year | England & Wales |
|---|---|
| 2006 | #82 |
| 2007 | #89 |
| 2008 | #98 |
| 2009 | #103 |
| 2010 | #101 |
| 2011 | #106 |
| 2012 | #110 |
| 2013 | #112 |
| 2014 | #122 |
| 2015 | #120 |
| 2016 | #127 |
| 2017 | #124 |
| 2018 | #140 |
| 2019 | #130 |
| 2020 | #122 |
| 2021 | #128 |
| 2022 | #124 |
| 2023 | #108 |
| 2024 | #127 |
| 2025 | #110 |
Rising, but still outside the top 50.
Familiar, with a moderate chance of overlap in larger year groups.
Stable
#235 2024 · 17 babies
| Year | Scotland |
|---|---|
| 2005 | #141 |
| 2006 | #117 |
| 2007 | #152 |
| 2008 | #214 |
| 2009 | #253 |
| 2010 | #186 |
| 2011 | #176 |
| 2012 | #198 |
| 2013 | #207 |
| 2014 | #276 |
| 2015 | #225 |
| 2016 | #291 |
| 2017 | #204 |
| 2018 | #255 |
| 2019 | #233 |
| 2020 | #176 |
| 2021 | #234 |
| 2022 | #236 |
| 2023 | #232 |
| 2024 | #235 |
Stable, still outside the top 50.
Recognisable, but likely to feel uncommon in most classrooms.
Falling
#215 2025 · 9 babies
| Year | N. Ireland |
|---|---|
| 2006 | #188 |
| 2007 | #256 |
| 2008 | #188 |
| 2009 | #224 |
| 2010 | #268 |
| 2011 | #295 |
| 2012 | #314 |
| 2013 | #208 |
| 2014 | #229 |
| 2015 | #169 |
| 2016 | #235 |
| 2017 | #286 |
| 2018 | #204 |
| 2019 | #198 |
| 2020 | #193 |
| 2021 | #178 |
| 2022 | #208 |
| 2023 | #232 |
| 2024 | #258 |
| 2025 | #215 |
Falling and now outside the top 50.
Recognisable, but likely to feel uncommon in most classrooms.
Rising
#39 2025 · 122 babies
| Year | Ireland |
|---|---|
| 2006 | #107 |
| 2007 | #120 |
| 2008 | #98 |
| 2009 | #115 |
| 2010 | #122 |
| 2011 | #101 |
| 2012 | #100 |
| 2013 | #110 |
| 2014 | #95 |
| 2015 | #79 |
| 2016 | #77 |
| 2017 | #74 |
| 2018 | #81 |
| 2019 | #76 |
| 2020 | #63 |
| 2021 | #69 |
| 2022 | #49 |
| 2023 | #55 |
| 2024 | #56 |
| 2025 | #39 |
Rising and already inside the top 50.
Higher chance of another child sharing it in a school year.
Stable
#429 2024 · 73 babies
| Year | Canada |
|---|---|
| 2005 | #399 |
| 2006 | #619 |
| 2007 | #524 |
| 2008 | #545 |
| 2009 | #519 |
| 2010 | #580 |
| 2011 | #425 |
| 2012 | #601 |
| 2013 | #558 |
| 2014 | #667 |
| 2015 | #659 |
| 2016 | #843 |
| 2017 | #624 |
| 2018 | #528 |
| 2019 | #473 |
| 2020 | #428 |
| 2021 | #418 |
| 2022 | #406 |
| 2023 | #375 |
| 2024 | #429 |
Stable, still outside the top 50.
Low overlap expected in a typical classroom.
Rising
#84 2025 · 49 babies
| Year | NZ |
|---|---|
| 2006 | #151 |
| 2007 | #176 |
| 2008 | #294 |
| 2009 | #193 |
| 2010 | #206 |
| 2011 | #224 |
| 2012 | #197 |
| 2013 | #202 |
| 2014 | #224 |
| 2015 | #231 |
| 2016 | #221 |
| 2017 | #230 |
| 2018 | #196 |
| 2019 | #138 |
| 2020 | #114 |
| 2021 | #109 |
| 2022 | #123 |
| 2023 | #86 |
| 2024 | #79 |
| 2025 | #84 |
Rising, but still outside the top 50.
Familiar, with a moderate chance of overlap in larger year groups.