20062006: no US SSA record for this spelling
2007: no US SSA record for this spelling
2008: no US SSA record for this spelling
2009: 6 births, rank #10,994
2010: 9 births, rank #8,139
20112011: 12 births, rank #6,578
2012: 11 births, rank #7,050
2013: 26 births, rank #3,864
2014: 19 births, rank #4,866
2015: 24 births, rank #4,179
20162016: 44 births, rank #2,726
2017: 55 births, rank #2,345
2018: 134 births, rank #1,343
2019: 339 births, rank #720
2020: 269 births, rank #846
20212021: 337 births, rank #752
2022: 332 births, rank #760
2023: 456 births, rank #614
2024: 433 births, rank #643
20252025: 463 births, rank #611
Kyro rose from #643 to #611 for boys between 2024 and 2025. That year also produced its highest recorded birth count, at 463.