Si vs Sidney
Side-by-side comparison of Si and Sidney — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular? Metric Si Sidney Current Rank Unranked #1368 Total Births (all years) 166 84,056 Peak Year 2013 1918 Peak Year Births 15 1,879 Peak Decade 2010ss 1920ss Gender Boy Boy First Recorded Year 1927 1880
Births by Decade Decade Si Sidney 1880ss — 1,505 1890ss — 1,612 1900ss — 1,981 1910ss — 12,793 1920ss 5 14,201 1930ss 8 9,420 1940ss 5 9,609 1950ss 5 9,633 1960ss — 6,843 1970ss 14 3,818 1980ss 38 3,333 1990ss 20 3,828 2000ss 32 2,729 2010ss 39 1,990 2020ss — 761
Recent Annual Births (2014–present) Year Si Sidney 2014 5 167 2015 — 180 2016 — 196 2017 6 177 2018 — 168 2019 — 176 2020 — 166 2021 — 132 2022 — 166 2023 — 160 2024 — 137