Baby Name Popularity Profile

Caius

Data-driven SSA statistics, rankings, and historical trends for Caius.

✦ To rejoice 🌍 Latin traditional mythological
National Rank (2025) #927
All-Time Peak Rank #927 Achieved 2025
Total U.S. Births 2,329 since 1880
Unisex Distribution 100.0% Boy / 0.0% Girl Male Archetype
First Recorded 1994 Last seen: 2025
Peak Decade 2010s 254 births in 2025
💡 The Caius Vibe: Considered a Rising Star. A high-velocity modern choice demonstrating rapid, sustained growth in recent registries.

🌍 Meaning & Etymology

Primary Meaning To rejoice
Language Origin Latin
Origin Type single
Derived from the ancient Roman praenomen Gaius, possibly from the Latin verb gaudere meaning 'to rejoice' or 'to be glad'.
Alternative Spellings
Gaius
Pronunciation: KAI-us
Themes & Categories
traditional mythological
Etymology confidence: High

📖 The Story Behind Caius

According to SSA data, Caius achieved its highest historical rank of #927 in 2025. Its highest annual registration volume occurred in 2025 with 254 babies. Between 2015 and 2025, modern registrations have increased by 84.1%. Overall, the name has maintained a ranked presence for 27 consecutive years.

📊 Factual Timeline & Current Trajectory (1880 – 2025)

Registration footprint of Caius across 145 years of SSA data.

5-Year Trajectory Fast Rising
10-Year Shift +84.1% Growth
18801920196020002025

📈 Popularity Milestones & Volatility

Busiest Year on Record 254 births in 2025
Years in Top 100 0 yrs
Years in Top 500 0 yrs
Registry Streak 27 yrs
Historical Volatility Stable Profile
Largest 1-Year Jump N/A
Decade-by-Decade Registration Volumes
1880s: 0
1890s: 0
1900s: 0
1910s: 0
1920s: 0
1930s: 0
1940s: 0
1950s: 0
1960s: 0
1970s: 0
1980s: 0
1990s: 12
2000s: 205
2010s: 1,068
2020s: 1,044

📐 Sound & Spelling Structure

Phonetic Syllables Ca-is
Letter Count 5 letters
Spelling Complexity Moderate
Length Percentile Longer than 7.7% of names
Linguistic Profile: It is an isogram, meaning no two letters are repeated. Longer than 7.7% of SSA names. Starts with C, a letter used by only 5.7% of SSA names.

🛠️ Sibling & Surname Cadence Tool

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📍 Authentic State & Regional Rankings

Highest Ranking State Colorado
Top States Colorado, California, Arizona, Texas, Maryland
States with Data 28
State 2025 Rank Total Births Peak Year 5-Yr Velocity
Colorado Unranked 36 2022 Insufficient historical volume
California #809 251 2025 Insufficient historical volume
Arizona #940 29 2016 Insufficient historical volume
Texas #896 167 2025 Insufficient historical volume
Maryland #578 31 2015 Insufficient historical volume
North Carolina #832 57 2023 Insufficient historical volume
Washington #741 31 2025 Insufficient historical volume
Florida #1665 65 2019 Insufficient historical volume
Virginia #1118 42 2024 Insufficient historical volume
Minnesota #594 32 2025 Insufficient historical volume
Indiana #627 39 2025 Insufficient historical volume
Oklahoma #716 21 2024 Insufficient historical volume
Ohio #718 68 2025 Insufficient historical volume
Tennessee #642 28 2025 Insufficient historical volume
Pennsylvania #861 66 2017 Insufficient historical volume
Wisconsin #801 23 2021 Insufficient historical volume
Georgia #1120 31 2020 Insufficient historical volume
New York #1809 65 2019 Insufficient historical volume
Missouri #724 18 2025 Insufficient historical volume
South Carolina Unranked 11 2024 Insufficient historical volume
Massachusetts #708 16 2025 Insufficient historical volume
Oregon Unranked 5 2015 Insufficient historical volume
Kansas Unranked 5 2024 Insufficient historical volume
Illinois #1319 21 2014 Insufficient historical volume
Alabama Unranked 7 2024 Insufficient historical volume
Michigan #917 13 2025 Insufficient historical volume
Kentucky Unranked 5 2016 Insufficient historical volume
New Jersey Unranked 6 2022 Insufficient historical volume

👨‍👩‍👧 Sibling Name Suggestions

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