Meaning and history
The name means “ancient” or “enduring” in Irish. In Irish mythology, it was the name of the father of Lugh Lámfada, and it was also borne by the mythical ancestor of the Ciannachta and by a son-in-law of Brian Boru.
20062006: 140 births, rank #1,194
2007: 181 births, rank #1,038
2008: 153 births, rank #1,169
2009: 139 births, rank #1,266
2010: 129 births, rank #1,323
20112011: 114 births, rank #1,440
2012: 142 births, rank #1,244
2013: 130 births, rank #1,321
2014: 152 births, rank #1,205
2015: 155 births, rank #1,190
20162016: 156 births, rank #1,208
2017: 163 births, rank #1,156
2018: 145 births, rank #1,261
2019: 127 births, rank #1,394
2020: 118 births, rank #1,460
20212021: 150 births, rank #1,267
2022: 136 births, rank #1,374
2023: 126 births, rank #1,440
2024: 115 births, rank #1,530
20252025: 148 births, rank #1,310
In 2025, 148 babies were recorded with the name Cian, ranking #1,310 among boys.