Vasilissa

Vasilissa may refer to:


 * Vasilissa (child martyr)
 * Vasilissa (phasmid), a genus of the Acanthoxylini tribe of stick insects
 * Alternative spelling of Vasilisa (name)
 * Alternative spelling of Basilissa, a Greek title similar to "queen" of "empress"
 * Alternative spelling of Basilissa (name)
 * Vasilissa (album), a 2017 album by Eleni Foureira