Career
Bolsova Zadoinov represented Moldova from 2012 to 2013, until she gained Spanish citizenship in 2013. Bolsova Zadoinov moved to Spain from Moldova at a young age. Her father, Vadim Zadoynov and her mother Olga Bolșova were both olympic athletes.
On the junior circuit, Bolsova Zadoinov had a career high ranking of 4, and reached the quarterfinals of the 2015 Australian Open.
Playing for Spain in Federation Cup, Bolsova Zadoinov has a West/L record of 1–0.