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: 5 births, rank #12,491
2010: no US SSA record for this spelling
20112011: no US SSA record for this spelling
2012: no US SSA record for this spelling
2013: no US SSA record for this spelling
2014: no US SSA record for this spelling
2015: no US SSA record for this spelling
20162016: no US SSA record for this spelling
2017: no US SSA record for this spelling
2018: 17 births, rank #5,320
2019: 11 births, rank #7,173
2020: 16 births, rank #5,451
20212021: 17 births, rank #5,338
2022: 18 births, rank #5,215
2023: 11 births, rank #7,289
2024: 5 births, rank #12,349
20252025: 5 births, rank #12,008
In 2025, 5 babies were recorded with the name Achilleus, ranking #12,008 among boys.