Unisex nameNot in the current top chartsFalling

Si

//ˈsi//

1 syllablePeak year: 20132 lettersStarts with S

Meaning & origin

We're still researching Si's meaning

We don't have a verified origin story for this name yet — we'd rather leave it blank than make one up. Check back soon, or explore the popularity data below in the meantime.

Si's popularity over time

Yearly US births named Si, Social Security Administration data
YearBirths named Si
19275
19348
19425
19505
19728
19766
198011
19817
19825
19876
19899
19937
19988
19995
20015
20037
20047
20066
200710
20098
20105
20118
20128
201315
20145
20176

Si through the decades

  • Si peaked in 2013, when 15 babies were named Si in the US.
  • The 1930s were Si's strongest decade, averaging 8 births a year.
  • Over the last 10 years of data (2004–2017), use of Si has risen 11% compared to the 10 years before that.

Names like Si

Similar-sounding names.

Sibling names for Si

A different sound, a similar rhythm.