Submitted Name Revision History

Variant of Sydney (English) or Sidney/Sidnei (Brazilian Portuguese). While a feminine name in the USA, in Brazil it's a masculine name.

According to the USA Social Security Administration, 37 girls were recorded with the name Sydnei in 2005.

According to the Instituto Brasileiro de Geografia e Estatística, a total of 136 boys were recorded with the name Sydnei during the 1970s.