Fionn
- #4,139 for boys in 2025, 25 births
- Peak · boys
- 2018 · 40 births
- Debut · boys
- 5 births
- In top 100 · boys
- neverof 146 years
- Total births · boys
- 682since 1973
Fionn over time
boys
Rank among boys' names. Fionn has never cracked the top 2,000 here.
Hover or use arrow keys to read values by year; click or press Enter to open that year.
Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.
Show data table
| Year | boys | |
|---|---|---|
| rank | births | |
| 2025 | #4,139 | 25 |
| 2024 | #4,571 | 22 |
| 2023 | #3,629 | 31 |
| 2022 | #3,879 | 28 |
| 2021 | #3,021 | 40 |
| 2020 | #4,275 | 23 |
| 2019 | #4,114 | 25 |
| 2018 | #2,943 | 40 |
| 2017 | #3,378 | 33 |
| 2016 | #3,681 | 29 |
| 2015 | #3,513 | 31 |
| 2014 | #4,138 | 24 |
| 2013 | #3,661 | 28 |
| 2012 | #3,059 | 37 |
| 2011 | #3,994 | 25 |
| 2010 | #3,994 | 25 |
| 2009 | #3,639 | 29 |
| 2008 | #3,646 | 29 |
| 2007 | #4,640 | 20 |
| 2006 | #4,865 | 18 |
| 2005 | #3,710 | 25 |
| 2004 | #5,007 | 16 |
| 2003 | #5,035 | 15 |
| 2002 | #6,088 | 11 |
| 2001 | #5,390 | 13 |
| 2000 | #4,573 | 16 |
| 1999 | #8,704 | 6 |
| 1998 | #9,631 | 5 |
| 1997 | #6,618 | 8 |
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| 1973 | #5,101 | 5 |
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First appearance
1973
The first year at least five boys were named Fionn! It came in at #5,101, and was given to 5 baby boys.
Quietest stretch: 1973–1996, when fewer than 6 boys a year got the name.
Where Fionn is popular in 2025
No state had 5 or more boys named Fionn in 2025, so the SSA doesn't publish it for any state.
See more about Fionn
Momentum · boys
Holding steady
- 432 spots since 2024 (#4,571 → #4,139)
- 136 spots since 2020 (#4,275 → #4,139)
- 626 spots since 2015 (#3,513 → #4,139)
Rise & fade · boys
45 yrs to peak
- Debuted 1973
- Peaked 2018 at #2,943 (40 births)
- Not yet halved from its peak
Top of the charts · boys
Never in the top 1,000
- Top 10: never
- Top 100: never
- Top 1,000: never
Share of babies · boys
1 in 43,737
- Highest: 1 in 43,737 boys born in 2021 were named Fionn (0.00%)
- Latest: 1 in 68,323 boys born in 2025 (0.00%)
- Its best rank, #2,943 in 2018, was only 1 in 45,404 (0.00%) — a smaller share of a much bigger birth year
Era · boys
The 2010s
- 43.5% of all boys named Fionn (297) were born in this decade
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1970s | 5 | #5,101 (1973) | #5,101 |
| 1980s | 0 | — | — |
| 1990s | 19 | #6,618 (1997) | #8,318 |
| 2000s | 192 | #3,639 (2009) | #4,659 |
| 2010s | 297 | #2,943 (2018) | #3,648 |
| 2020s | 169 | #3,021 (2021) | #3,919 |
All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.
Want to check a specific year?
See where Fionn ranked and which names it was up against. Click a point on the chart, or pick a year: