There are more than one artist with this name:

1) A Catalan pop band from Barcelona. 'Élena', has just released their last album 'Un cafè, setanta matins', where they have shifted from singing in English to Catalan.

2) А female pop-folk singer from Bulgaria. Her full name is Elena Parisheva, born 02.08.1984. She has many hits like Първата, последната, Петък вечер.

3) A pop singer from Romania. Her biggest hit is called "Lumea ta". She features in many songs by DJ Project.
4) Elena Gheorghe is a Romanian pop singer that represented Romania in the 2009 Eurovision Song Contest with a song called "The Balkan Girls".
5) Turbo-folk singer from Serbia best known for her song "Obrati Pažnju" ("Pay Attention")
6) A girl group who recorded in the 1960s.
7) A Korean indie singer (see also 에레나)
8) A Serbian rapper and singer best known for her song 'Folira' featuring Jala Brat Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.