boys' name · peaked 1915

Sylvanus

A male given name from Latin, variant of Silvanus.

Every Sylvanus since 1880 — 470 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.020.040.060.0818801900192019401960198020002020Peak 1894Boys
Rank 2025
#13,658
among boys
Babies in 2025
5
named Sylvanus
Peak year
1915
15 babies
All-time total
470
since 1880

The story of Sylvanus

Sylvanus is rare for boys in the United States, ranked #13,658 in 2025 with 5 babies given the name. It is currently holding steady compared with a decade ago.

Since 1880, 470 American babies have been named Sylvanus. Its peak came in 1915, when 15 newborns received the name — the signature sound of the 1910s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Sylvanus stood among all boys' names in any year, or use the compare tool to plot it against other names.

Sylvanus year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Boys Boys rank
2025 5 #13,658
2024 7 #10,787
2023 8 #9,634
2022
2021 7 #10,657
2020 6 #11,852
2019
2018
2017 5 #14,005
2016
2015 8 #9,456
2014 6 #11,930
2013 6 #11,969
2012
2011 6 #12,083
2010
2009
2008
2007
2006
2005 8 #8,985
2004 5 #12,978
2003 6 #10,702
2002 5 #12,261
2001 6 #10,385
2000 5 #11,903
1995
1990
1985
1980 9 #4,458
1975
1970 5 #5,355
1965
1960
1955
1950
1945
1940
1935
1930 5 #4,487
1925 13 #2,421
1920 11 #2,743
1915 15 #1,958
1910
1905
1900 6 #1,291
1895
1890
1885 6 #927
1880 5 #1,044

Famous people named Sylvanus

  1. Sylvanus Olympio Politician · 1902–1963
  2. Sylvanus Morley Archaeologist · 1883–1948

Ranked by global fame across Wikipedia editions (Pantheon project, MIT).

Frequently asked questions

What does the name Sylvanus mean?

A male given name from Latin, variant of Silvanus.

How popular is the name Sylvanus in 2025?

Sylvanus ranked #13,658 among boys' names in the United States in 2025, with 5 babies given the name, according to Social Security Administration data.

How many people are named Sylvanus?

470 babies have been named Sylvanus in the United States since 1880, based on Social Security card applications.

When was the name Sylvanus most popular?

Sylvanus peaked in 1915, when 15 newborns received the name.

Is Sylvanus a boy or girl name?

Sylvanus is overwhelmingly a boy's name — 100% of babies with the name.

Is the name Sylvanus rising or falling?

Sylvanus has been roughly stable over the past decade.

Who are famous people named Sylvanus?

Well-known people named Sylvanus include Sylvanus Olympio (politician), Sylvanus Morley (archaeologist).

Names like Sylvanus

Compare Sylvanus with similar names →