Una Stef is a young singer/songwriter and pianist from Reykjavík.
In addition to writing and performing her own blend of soulful pop and R'n'B music, Una is an accomplished jazz singer and a graduate of the prestigious FÍH School of Music in Reykjavík.

Drawing positive comparisons to modern female singer/songwriters such as Adele and Emeli Sandé, she has furthermore been described, on a number of occasions, as "the Icelandic Alicia Keys".