Kvitova sustained knife wounds to tendons in her left hand. According to Czech news agency CTK, the injuries are not life-threatening, and the former World No. 2 will soon undergo surgery.
Meanwhile, the motive of robbery is being considered because the assailant entered Kvitova's home under the guise of a maintenance worker.
The 26-year-old tennis player has, who turned pro in 2006, has won two grand slams, both being the iconic Wimbledon trophies.