Efrem Zimbalist
Efrem Zimbalist, Sr., was born on April 9, 1888, O. S., equivalent to April 21, 1889, in the Gregorian calendar, as reported in many newspaper obituaries, in the southwestern Russian city of Rostov-on-Don, the son of Jewish parents Maria (née Litvinoff) and Aron Zimbalist (Цимбалист, Russian pronunciation ), who was a conductor. By the age of nine, Efrem Zimbalist was first violin in his father’s orchestra. At age 12 he entered the Saint Petersburg Conservatory and studied under Leopold Auer. He graduated from the Conservatory in 1907 after winning a gold medal and the Rubinstein Prize, and by age 21 was considered one of the world's greatest violinists.