Boris Becker's 5-set record is 32-15 (a 68.09 winning percentage).
1985 Wimbledon R32: Boris Becker def. Joakim Nystrom (3-6, 7-6, 6-1, 4-6, 9-7)
1985 Wimbledon R16: Boris Becker def. Tim Mayotte (6-3, 4-6, 6-7, 7-6, 6-2)
1985 Wembley F: Ivan Lendl def. Boris Becker (6-7, 6-3, 4-6, 6-4, 6-4)
1985 Australian Open R64: Michiel Schapers def. Boris Becker (3-6, 6-4, 7-6, 4-6, 6-3)
1986 French Open R16: Boris Becker def. Emilio Sanchez (6-0, 4-6, 4-6, 6-4, 6-2)
1986 US Open SF: Miloslav Mecir def. Boris Becker (4-6, 6-3, 6-4, 3-6, 6-3)
1987 Australian Open R64: Boris Becker def. Broderick D yke (6-7, 6-1, 6-4, 6-7, 6-2)
1987 Australian Open R16: Wally Masur def. Boris Becker (4-6, 7-6, 6-4, 6-7, 6-2)
1987 Davis Cup 1R: Boris Becker def. Emilio Sanchez (6-4, 7-5, 5-7, 3-6, 6-3)
1987 Davis Cup: Boris Becker def. John McEnroe (4-6, 15-13, 8-10, 6-2, 6-2)
1987 Davis Cup: Boris Becker def. Tim Mayotte (6-2, 6-3, 5-7, 4-6, 6-2)
1987 US Open R128: Boris Becker def. Tim Wilkison (4-6, 4-6, 7-5, 6-4, 6-2)
1987 US Open R16: Brad Gilbert def. Boris Becker (2-6, 6-7, 7-6, 7-5, 6-1)
1988 French Open R16: Henri Leconte def. Boris Becker (6-7, 6-3, 6-1, 5-7, 6-4)
1988 Masters F: Boris Becker def. Ivan Lendl (5-7, 7-6, 3-6, 6-2, 7-6)
1989 French Open R16: Boris Becker def. Guillermo Perez-Roldan (3-6, 6-4, 6-2, 4-6, 7-5)
1989 French Open SF: Stefan Edberg def. Boris Becker (6-3, 6-4, 5-7, 3-6, 6-2)
1989 Wimbledon SF: Boris Becker def. Ivan Lendl (7-5, 6-7, 2-6, 6-4, 6-3)
1989 Davis Cup SF: Boris Becker def. Andre Agassi (6-7, 6-7, 7-6, 6-3, 6-4)
1989 US Open R64: Boris Becker def. Derrick Rostagno (1-6, 6-7, 6-3, 7-6, 6-3)
1990 Australian Open R16: Boris Becker def. Miloslav Mecir (4-6, 6-7, 6-4, 6-1, 6-1)
1990 Wimbledon F: Stefan Edberg def. Boris Becker (6-2, 6-2, 3-6, 3-6, 6-4)
1990 US Open R16: Boris Becker def. Darren Cahill (2-6, 6-2, 6-3, 3-6, 6-4)
1991 Australian Open R32: Boris Becker def. Omar Camporese (7-6, 7-6, 0-6, 4-6, 14-12)
1991 Davis Cup 1R: Boris Becker def. Omar Camporese (3-6, 4-6, 6-3, 6-4, 6-3)
1991 French Open R64: Boris Becker def. Todd Woodbridge (5-7, 1-6, 6-4, 6-4, 6-4)
1991 Stockholm F: Boris Becker def. Stefan Edberg (3-6, 6-4, 1-6, 6-2, 6-2)
1992 Davis Cup 1R: Boris Becker def. Luiz Mattar (6-4, 5-7, 1-6, 7-6, 6-0)
1992 Brussels F: Boris Becker def. Jim Courier (6-7, 2-6, 7-6, 7-6, 7-5)
1992 Wimbledon R64: Boris Becker def. Martin Damm (4-6, 6-4, 6-4, 3-6, 6-3)
1992 Wimbledon R16: Boris Becker def. Wayne Ferreira (3-6, 6-3, 6-4, 6-7, 6-1)
1992 Wimbledon QF: Andre Agassi def. Boris Becker (4-6, 6-2, 6-2, 4-6, 6-3)
1992 Barcelona Olympics R64: Boris Becker def. Christian Ruud (3-6, 7-6, 5-7, 7-6, 6-3)
1992 US Open R16: Ivan Lendl def. Boris Becker (6-7, 6-2, 6-7, 6-3, 6-4)
1993 Australian Open R128: Anders Jarryd def. Boris Becker (3-6, 7-5, 3-6, 6-3, 6-2)
1993 Wimbledon QF: Boris Becker def. Michael Stich (7-5, 6-7, 6-7, 6-2, 6-4)
1993 US Open R128: Boris Becker def. Andrei Cherkasov (3-6, 6-7, 7-5, 6-4, 6-4)
1994 Wimbledon R16: Boris Becker def. Andrei Medvedev (6-7, 7-5, 7-6, 6-7, 7-5)
1994 US Open R128: Richey Reneberg def. Boris Becker (6-1, 6-4, 4-6, 1-6, 7-6)
1995 Monte Carlo F: Thomas Muster def. Boris Becker (4-6, 5-7, 6-1, 7-6, 6-0)
1995 Wimbledon QF: Boris Becker def. Cedric Pioline (6-3, 6-1, 6-7, 6-7, 9-7)
1996 Australian Open R128: Boris Becker def. Greg Rusedski (6-4, 3-6, 4-6, 6-3, 6-3)
1996 Australian Open R64: Boris Becker def. Thomas Johansson (4-6, 3-6, 6-2, 6-1, 6-4)
1996 Stuttgart Indoor F: Boris Becker def. Pete Sampras (3-6, 6-3, 3-6, 6-3, 6-4)
1996 World Championships F: Pete Sampras def. Boris Becker (3-6, 7-6, 7-6, 6-7, 6-4)
1997 Australian Open R128: Carlos Moya def. Boris Becker (5-7, 7-6, 2-6, 6-1, 6-4)
1999 Wimbledon R128: Boris Becker def. Miles MacLagan (5-7, 6-7, 6-4, 7-5, 6-2)