Who won more Grand Slam titles, Betty Stöve or Lucie Hradecká?
Betty Stöve: Betty Stöve (born 24 June 1945) is a Dutch former professional tennis player. Lucie Hradecká:  In her career, Hradecká has won 19 WTA doubles titles, and two Grand Slam titles, the 2011 French Open and the 2013 US Open, partnered both times by fellow Czech Andrea Hlaváčková. Lucie Hradecká:  She has also won a mixed doubles Grand Slam title, the 2013 French Open with František Čermák.
i don't know