Serghei is a Romanian-language male given name:
Serghei Alexeev Serghei Cleșcenco Serghei Covalciuc Serghei Covaliov Serghei Donico-Iordăchescu Serghei Dubrovin Serghei Gafina Serghei Gheorghiev Serghei Lașcencov Serghei Marghiev Serghei Mariniuc Serghei Namașco Serghei Nicolau Serghei Pașcenco Serghei Pogreban Serghei Rogaciov Serghei Stolearenco Serghei Stroenco Serghei Țvetcov
and a Romanian surname:
Larion Serghei Valentina Serghei Vasile Serghei