Petr Janda, born in 1942 in Prague, is a leading Czech rock musician best known as the frontman of the band Olympic since 1963. He has also released several solo albums and collaborated with Petra Janů. Janda comes from a musical family, being the father of singer Marta Jandová, the brother of musician Slávek Janda, and the cousin of guitarist Luboš Andršt.