- helenAny of various papilionid butterflies of the genus Papilio.
- HelenaA female given name from Ancient Greek.
- JelenaA transliteration of the Russian female given name Еле́на (Jeléna), equivalent to Helen.
- YelenaA transliteration of the Bulgarian, Macedonian, or Russian female given name Еле́на (Eléna), equivalent to Helen.