Dinara Mikhailovna Safina (Dinara Mubin qızı Safina; Дина́ра Миха́йловна (Муби́новна) Са́фина), born April 27, 1986, is a Russian professional tennis player of Tatar ethnicity. She was born in Moscow, USSR (now Russia), where she currently lives. She is the younger sister of tennis player, former world number one Marat Safin. She is coached by Glen Schaap, former trainer of Nadia Petrova. Her mother, Rauza Islanova used to be her trainer when she was younger but still gives advice to Dinara. Dinara Safina's father is director of the Spartak tennis club in Moscow. She has won one Grand Slam title, the women's double title at the 2007 U.S. Open with her partner Nathalie Dechy.