Boy nameNot in the current top charts
Sei
1 syllablePeak year: 20073 lettersStarts with S
Meaning & origin
We're still researching Sei'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.
Sei's popularity over time
US birth records list 7 children given the name Sei , most often around 2007. We show the full year-by-year chart for more widely used names.