Baby name

FADING UNISEX · BRAZILIAN PORTUGUESE
🇧🇷

Sidnei

/SID · nay/


“Unknown”

Brazilian Portuguese variant of Sidney, derived from the Old English place name 'Sidon's island'; the alternate spelling marks it as distinctly Brazilian.

sid

gentle

How it ages.

Dated in Brazil; peaked mid-20th century and now reads as retro.

The cultural moment.

Common in Brazil from the 1950s through 1980s, now fading.