Lydia Mordkovitch (née Shtimerman; 30 April 1944 – 9 December 2014) was a Russian violinist. Lydia was born in Saratov, Russia, on 30 April 1944. She returned with her parents to Kishinev after the war. In 1960, she moved to Odessa, where she studied at the Stolyarsky School of Music until 1962. She then moved to Moscow where she studied at the Tchaikovsky Conservatory under David Oistrakh, later serving as his assistant from 1968 to 1970. During this period, she married and had a daughter, and won the National Young Musicians Competition in Kiev in 1967 and the Marguerite Long-Jacques Thibaud Competition in Paris in 1969.