(Through May 23) The following is the sequence of No. 1 ranked women's players since 1975. A total of eight players have held the No. 1 ranking. PLAYER DATE ------ ---- Chris Evert (1) November 1975-July 9, 1978 Martina Navratilova (2) July 10, 1978-January 13, 1979 Chris Evert January 14-27, 1979 Martina Navratilova January 28-February 24, 1979 Chris Evert February 25-April 15, 1979 Martina Navratilova April 16-June 24, 1979 Chris Evert June 25-September 9, 1979 Martina Navratilova September 10, 1979-April 6, 1980 Tracy Austin (3) April 7-20, 1980 Martina Navratilova April 21-June 30, 1980 Tracy Austin July 1-November 17, 1980 Chris Evert November 18, 1980-May 2, 1982 Martina Navratilova May 3-16, 1982 Chris Evert May 17-June 13, 1982 Martina Navratilova June 14, 1982-June 9, 1985 Chris Evert June 10-October 13, 1985 Martina Navratilova October 14-October 27, 1985 Chris Evert October 28-November 24, 1985 Martina Navratilova November 25, 1985-August 16, 1987 Steffi Graf (4) August 17, 1987-March 10, 1991 Monica Seles (5) March 11, 1991-August 4, 1991 Steffi Graf August 5-11, 1991 Monica Seles August 12-18, 1991 Steffi Graf August 19-September 9, 1991 Monica Seles September 9, 1991-June 6, 1993 Steffi Graf June 7, 1993-February 5, 1995 Arantxa Sanchez Vicario (6) February 6, 1995-February 19, 1995 Steffi Graf February 20, 1995-February 26, 1995 Arantxa Sanchez Vicario February 27, 1995-April 9 Steffi Graf April 10, 1995-May 14, 1995 Arantxa Sanchez Vicario May 15, 1995-June 11, 1995 Steffi Graf June 12, 1995-August 20, 1995 Steffi Graf and Monica Seles August 21, 1995-November 3rd, 1996 Steffi Graf November 4th-17th, 1996 Steffi Graf and Monica Seles November 18th-24th, 1996 Steffi Graf November 25th, 1996-March 30th, 1997 Martina Hingis (7) March 31, 1997-October 11th, 1998 Lindsay Davenport (8) October 12th, 1998-February 7th, 1999 Martina Hingis February 8th, 1999-present The following is a list of the total weeks each player has held the top ranking: PLAYER WEEKS ------ ----- Graf 374 Navratilova 331 Evert 262 Seles 178 Hingis 96 Austin 22 Davenport 17 Sanchez Vicario 12  