Meaning and history
Llewellyn is a variant of Llewelyn.
20062006: 5 births, rank #12,055
2007: no US SSA record for this spelling
2008: 5 births, rank #12,553
2009: no US SSA record for this spelling
2010: 11 births, rank #7,087
20112011: 8 births, rank #8,767
2012: 10 births, rank #7,559
2013: 5 births, rank #12,136
2014: 7 births, rank #9,642
2015: 8 births, rank #8,744
20162016: 7 births, rank #9,664
2017: 10 births, rank #7,546
2018: 7 births, rank #9,670
2019: 8 births, rank #8,889
2020: 13 births, rank #6,296
20212021: 13 births, rank #6,335
2022: 7 births, rank #9,823
2023: 10 births, rank #7,738
2024: 13 births, rank #6,469
20252025: 16 births, rank #5,608
Llewellyn rose from #989 to #942 for boys between 1940 and 1944. Its highest annual birth count came in 1916, with 69 births.