20042004: no US SSA record for this spelling
2005: no US SSA record for this spelling
2006: 21 births, rank #4,370
2007: 28 births, rank #3,687
2008: 21 births, rank #4,540
20092009: 22 births, rank #4,429
2010: 19 births, rank #4,848
2011: 17 births, rank #5,200
2012: 11 births, rank #7,050
2013: 16 births, rank #5,404
20142014: 9 births, rank #8,130
2015: 12 births, rank #6,676
2016: no US SSA record for this spelling
2017: 15 births, rank #5,788
2018: 6 births, rank #10,760
20192019: 10 births, rank #7,643
2020: 6 births, rank #10,605
2021: no US SSA record for this spelling
2022: no US SSA record for this spelling
20232023: 9 births, rank #8,255
In 2023, 9 babies were recorded with the name Nicolaus, ranking #8,255 among boys.