My oath; honeybee
Ilissa is a modern variant of Alissa or Elisa, often serving as a diminutive of Elizabeth. It may also be linked to the Greek name Melissa, meaning honeybee, or the Phoenician queen Dido, who was also known as Elissa.
Less common today
Ilissa isn't in the latest US Top 1000. It last peaked at #5,169 in 1990.
Public relations executive and tech industry leader
US births per 5-year period, 1990βpresent (SSA data).