Fischer has been married five times: his first four marriages, to Edeltraud Fischer (1967-1984), Inge Vogel (1984-1987), Claudia Bohm (1987-1999), and Nicola Leske (1999-2003), all ended in divorce. In October 2005 he married (in Rome) Minu Barati, who was his common-law wife for 2 years. With Inge, his second wife, he has two children: David and Lara. In April 2005 Fischer became a grandfather for the first time.