Kati Wolf was born in Szentendre, on september 24, 1974. She has two older brothers. Her father is Peter Wolf – Ferenc Erkel Prize-winning composer – who wrote songs to such performers.
At the age of seven, Wolf sang the title track for the popular Hungarian cartoon Vuk. Besides singing, she also took piano and jazz dance classes. After her graduation as solfege teacher, chorus master at the Hungarian Music Academy, she worked with numerous bands in different genres but her big breakthrough came in 2010 as a finalist of the Hungarian version of the talent show "X-Faktor".
She represented Hungary at the Eurovision Song Contest 2011 with the song "What About My Dreams?".
Then, she was a judge in the 2012 edition of the national final.
On 10 December 2014, it was announced that Wolf would take part in A Dal, the national selection implemented the year after she participated, with the song "Ne engedj el!" in hopes of representing Hungary in the Eurovision Song Contest 2015. Kati managed to get to the final, but did not qualify for the superfinal.
In the end of 2015, she released her new song "Szabadnak lenni".