Nigar "Nikki" Jamal (née Mutallibzadeh) is an Azeri singer who participated in the Eurovision Song Contest 2011 as part of the duo Ell & Nikki with the song Running Scared. Her musical influences include Christina Aguilera, Brandy, Alicia Keys and Chris Brown
She took part in the 2011 Azerbaijan national final as a solo artist, eventually becoming joint winners with Eldar Gasimov and were paired together for Eurovision. The duo won the contest with 221 points. The following year, she and Eldar served as two of the jury members for the 2012 Danish national selection. Since Eurovision, she released a 2012 solo album called "Play With Me".
She currently resides in London with her husband and two children.
She was one of the five jurors for Azerbaijan in the 2014 contest in Copenhagen, as well as in the 2024 contest in Malmö.
Eldar and Nikki were the spokespeople for Azerbaijan in the 2021 contest in Rotterdam, in honor of the 10th anniversary of their win.