Sania Mirza learnt the professional tennis at Sinnet Tennis Academy in Secunderabad after that she moved to the Ace Tennis Academy in the United States.
Sania Mirza started playing in international tournaments from the year 1999 when she first represented India in the World Junior Championship, Jakarta.
After that Sania went on to participate in the Asian Games in the year with Paes where she won a bronze medal. She again did India proud when she figured in the main draw for the girls doubles junior Wimbledon Tennis tournament with a 13 year old Russian player Alisa Kleybanova and won the Grand Slam title. Doing so Sania became the first youngest Indian player to do so.
In 2009, Sania Mirza was engaged to childhood friend Sohrab Mirza. However the engagement was called off shortly after.