[1] Havlíček is an avid listener of rock and folk music, about which he has occasionally written articles.

[2][3] Since 2010, Havlíček and his wife have been reconstructing the Memorial of Karl Schwarzenberg in Český Krumlov.

[4] Havlíček is a polyglot: Apart from his native Czech, he can speak English, German, Russian — as well as some Chinese, French, and Spanish.

[5] Since 2015, Havlíček has been majority owner of textile industry Sindat with a 58% share,[6] through the company F-Comp.

[7] Since 2010, Havlíček has held the position of chairman of the board of the Association of Small and Medium Enterprises and Tradesmen of the Czech Republic,[8] which he co-founded in 2000.