Meaning and history
Caius is an earlier variant of Gaius.
20062006: 15 births, rank #5,525
2007: 29 births, rank #3,591
2008: 27 births, rank #3,823
2009: 43 births, rank #2,800
2010: 49 births, rank #2,511
20112011: 44 births, rank #2,699
2012: 74 births, rank #1,923
2013: 109 births, rank #1,492
2014: 124 births, rank #1,375
2015: 138 births, rank #1,287
20162016: 153 births, rank #1,221
2017: 110 births, rank #1,510
2018: 130 births, rank #1,360
2019: 137 births, rank #1,327
2020: 156 births, rank #1,209
20212021: 138 births, rank #1,339
2022: 150 births, rank #1,282
2023: 140 births, rank #1,346
2024: 206 births, rank #1,060
20252025: 254 births, rank #927
In 2025, 254 babies were recorded with the name Caius, ranking #927 among boys.