Meaning and history
From an Irish surname derived from the given name Rabhartach, meaning “flood tide.”
20062006: 13 births, rank #6,094
2007: 10 births, rank #7,590
2008: 13 births, rank #6,393
2009: 11 births, rank #7,236
2010: 10 births, rank #7,591
20112011: 12 births, rank #6,578
2012: 6 births, rank #10,770
2013: 12 births, rank #6,603
2014: 11 births, rank #7,048
2015: 12 births, rank #6,676
20162016: 10 births, rank #7,605
2017: 10 births, rank #7,546
2018: 6 births, rank #10,760
2019: 9 births, rank #8,215
2020: 15 births, rank #5,699
20212021: 18 births, rank #5,110
2022: 11 births, rank #7,262
2023: 17 births, rank #5,470
2024: 19 births, rank #5,067
20252025: 14 births, rank #6,143
In 2025, 14 babies were recorded with the name Rafferty, ranking #6,143 among boys.