Rubuta ci gaba don wannan sakin layi - Kazikova ta sanya tawagar Czech ta farko, a matsayin mai shekaru 28, a wasannin Olympics na bazara na 2004 a Athens, inda ta yi gasa ne kawai a wasannin mutum da na 'yanci. Ta kuma shiga tare da 'yan uwanta Jana Myšková, Petra Klosová, da Ilona Hlaváčková don mata 4 × 100 m freestyle relay. Yin iyo a kafa ta anchor, Kazikova ya rubuta rabuwa na dakika 57.90, kuma ƙungiyar Czech ta ci gaba da gama zafin jiki na ɗaya a matsayi na bakwai da na goma sha uku gaba ɗaya, don jimlar lokaci na 3:46.83. A tseren mita 50 na 'yanci
, Kazikova ta wuce na uku Placer Triin Aljand da kashi ɗaya cikin ɗari na biyu (0.01) a zazzabi bakwai a 26.18 seconds. Kashewa a matsayi na ashirin da biyar, Kazikova ya kasa cancanci zuwa wasan kusa da na karshe.