Born in České Budějovice, Nováčková went to school at Gymnázium Jírovcova[2] and started modeling at age 9.

[1] Nováčková, who stands 1.75 m tall, was crowned as Česká Miss 2011 held on 19 March 2011 at the Karlín Music Theater in Prague, Czech Republic.

[4] As her national pageant winner title, Nováčková officially represented Czech Republic at the Miss Universe 2011 pageant held in September 2011 in São Paulo, Brazil.

In the final results, she didn't make it to the semifinals, ending Czech Republic's four year streak of consecutive placements, from 2007 through 2010.

[5][6] In January 2021 she gave birth to a girl by Tim Sparv.