Novosergiyevka ({{lang-ru|Новосергиевка}}) is the name of several rural localities in Russia:

• Novosergiyevka, Kursk Oblast, a village in Titovsky Selsoviet of Shchigrovsky District of Kursk Oblast
• Novosergiyevka, Leningrad Oblast, a village in Zanevskoye Settlement Municipal Formation of Vsevolozhsky District of Leningrad Oblast
• Novosergiyevka, Novosergiyevsky District, Orenburg Oblast, a settlement in Novosergiyevsky Settlement Council of Novosergiyevsky District of Orenburg Oblast
• Novosergiyevka, Tyulgansky District, Orenburg Oblast, a khutor in Gorodetsky Selsoviet of Tyulgansky District of Orenburg Oblast

• Erginus sybaritica
• Erginus sybariticus
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