Roza Baydalina Olzhaikyzy was born in 1936 in Semey. She graduated from the Semey Pedagogical College and devoted her career to singing from the age of 18. In 1961, she graduated from the singing department of the music college and in the same year began her career as a singer at the regional Amre Kashaubayev Philharmonic.

In 1969, she received the title of laureate at the Republican competition of pop artists. For 40 years now, she has been making her own contribution to the development of the culture of Kazakhstan with her art. She learns musical works that she likes by sheet music and adds them to her repertoire. For many years, she has led a lecture group and conducted lectures and concerts on various important topics.

The singer's repertoire is wide and diverse. In addition to mastering world classics, she skillfully performs works by Russian and CIS composers, as well as Kazakh folk songs. For example, he skillfully performed romances by Russian classics Dorgomyzhsky, Rachmaninov, Tchaikovsky, Rimsky-Korsakov. He sang songs and romances by foreign composers S. Mukhamedzhanov, M. Tolebayev, T. Bazarbayev, and N. Tlendiev. The singer, veteran of labor, who devoted his entire life to the art of singing, toured all over our republic.