Meaning and history
Kieran is the Anglicized form of Ciarán.
20062006: 445 births, rank #562
2007: 450 births, rank #571
2008: 502 births, rank #532
2009: 528 births, rank #510
2010: 469 births, rank #540
20112011: 562 births, rank #474
2012: 470 births, rank #554
2013: 471 births, rank #557
2014: 483 births, rank #575
2015: 560 births, rank #512
20162016: 540 births, rank #539
2017: 567 births, rank #512
2018: 579 births, rank #497
2019: 581 births, rank #493
2020: 558 births, rank #514
20212021: 598 births, rank #493
2022: 621 births, rank #490
2023: 636 births, rank #477
2024: 716 births, rank #440
20252025: 817 births, rank #389
Kieran rose from #440 to #389 for boys between 2024 and 2025. That year also produced its highest recorded birth count, at 817.