Meaning and history
From an English surname derived from the names of various Norman towns, which in turn came from the given name Romilius.
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: no US SSA record for this spelling
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: 7 births, rank #13,150
2014: 5 births, rank #16,513
2015: 6 births, rank #14,482
20162016: 7 births, rank #12,876
2017: 5 births, rank #15,902
2018: 6 births, rank #13,793
2019: 12 births, rank #8,597
2020: 12 births, rank #8,406
20212021: 5 births, rank #15,251
2022: 12 births, rank #8,542
2023: 15 births, rank #7,247
2024: 20 births, rank #5,962
20252025: 14 births, rank #7,491
In 2025, 14 babies were recorded with the name Romilly, ranking #7,491 among girls.