Caius
#927 for boys in 2025, 254 births
- Peak · boys
- 2025 · 254 births
- Debut · boys
- 5 births
- In top 100 · boys
- neverof 146 years
- Total births · boys
- 2,329since 1994
Caius over time
Rank among boys' names. Caius has never cracked the top 900 here.
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 | #927 | 254 |
| 2024 | #1,060 | 206 |
| 2023 | #1,346 | 140 |
| 2022 | #1,282 | 150 |
| 2021 | #1,339 | 138 |
| 2020 | #1,209 | 156 |
| 2019 | #1,327 | 137 |
| 2018 | #1,360 | 130 |
| 2017 | #1,510 | 110 |
| 2016 | #1,221 | 153 |
| 2015 | #1,287 | 138 |
| 2014 | #1,375 | 124 |
| 2013 | #1,492 | 109 |
| 2012 | #1,923 | 74 |
| 2011 | #2,699 | 44 |
| 2010 | #2,511 | 49 |
| 2009 | #2,800 | 43 |
| 2008 | #3,823 | 27 |
| 2007 | #3,591 | 29 |
| 2006 | #5,525 | 15 |
| 2005 | #3,941 | 23 |
| 2004 | #5,492 | 14 |
| 2003 | #5,035 | 15 |
| 2002 | #5,395 | 13 |
| 2001 | #4,676 | 16 |
| 2000 | #6,316 | 10 |
| 1999 | #7,874 | 7 |
| 1998 | — | |
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| 1994 | #8,800 | 5 |
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The first year at least five boys were named Caius! It came in at #8,800, and was given to 5 baby boys.
Quietest stretch: 1994–1998, when fewer than 6 boys a year got the name.
Where Caius is popular in 2017
- Rank in state
- Top 10
- 11–50
- 51–100
- 101–500
- 501+
- Not published
Hover or tap a state for its numbers.
- Massachusetts#710 · 1 in 5,764
- Colorado#758 · 1 in 5,290
- Pennsylvania#808 · 1 in 6,468
- Washington#958 · 1 in 7,111
- Florida#1,701 · 1 in 19,335
Best ever in a state: #571 in Kansas, 2024.
Show every state
| State | Rank | Births | Share |
|---|---|---|---|
| Massachusetts | #710 | 5 | 1 in 5,764 |
| Colorado | #758 | 5 | 1 in 5,290 |
| Pennsylvania | #808 | 9 | 1 in 6,468 |
| Washington | #958 | 5 | 1 in 7,111 |
| Florida | #1,701 | 5 | 1 in 19,335 |
| California | #1,725 | 9 | 1 in 23,968 |
| New York | #1,771 | 5 | 1 in 19,511 |
| Alabama | — | — | — |
| Alaska | — | — | — |
| Arizona | — | — | — |
| Arkansas | — | — | — |
| Connecticut | — | — | — |
| Delaware | — | — | — |
| District of Columbia | — | — | — |
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Ranks are within each state; “1 in N” is out of the boys born there that year. The SSA only publishes a name in a state when 5 or more babies of one sex got it.
See more about Caius
- 133 spots since 2024 (#1,060 → #927)
- 282 spots since 2020 (#1,209 → #927)
- 360 spots since 2015 (#1,287 → #927)
- Biggest jump: 133 spots in 2025 (#1,060 → #927)
- Debuted 1994
- Peaked 2025 at #927 (254 births)
- Not yet halved from its peak
- Top 10: never
- Top 100: never
- Top 1,000: 1 yr · 2025
- Highest: 1 in 6,725 boys born in 2025 were named Caius (0.01%)
- 45.9% of all boys named Caius (1,068) were born in this decade
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1990s | 12 | #7,874 (1999) | #8,337 |
| 2000s | 205 | #2,800 (2009) | #4,659 |
| 2010s | 1,068 | #1,221 (2016) | #1,671 |
| 2020s | 1,044 | #927 (2025) | #1,194 |
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.
Caius in 2017
Top boys' names in 2017
More about 2017
boys
1,850,956 boys got a published name in 2017; 1 in 16,827 of them was named Caius, which outranked 89.4% of the 14,262 boys' names that year. The ten most popular names covered 8.0% of boys (44.2% in 1880, 8.0% in 2025).
- #1,502Shaurya111
- #1,502Tylan111
- #1,502Wren111
- #1,510Caius110
- #1,510Alister110
- #1,510Brigham110
- #1,510Clifton110
- #1,518Elam109
- #1,518Giuseppe109
- #1,518Karam109
Tied with 7 names at #1,510; 3 shown. Tied names share a rank, as in SSA's lists.
Among names in the top 1,000 of either year.