1989 (MCMLXXXIX) was a common year starting on Sunday (link displays 1989 Gregorian calendar).
March
- March 10: Andy Gibb Drive is dedicated in Miami
- March 18: Bee Gees announce their One For All Tour in Saarbrucken, Germany
April
- April 15: "Ordinary Lives" enters the UK charts
- April 29: The album One enters the UK charts
May
- May 3: Concert at the Dortmunder Westfalenhalle in Dortmund, Germany
- May 5: Concert at the Ahoy Sportpaleis in Rotterdam, Holland
- May 9: Concert in Copenhagen, Denmark
- May 13: Concert in Nurnburg, Germany
- May 15: Concert in Frankfurt, Germany
- May 25: One enters the Japanese charts
June
- June 1: Concert at Wembley Arena in London
- June 8: Concert at the Palais Omnisports de Paris-Bercy in France
- June 10: Concert at the Esplanade du Cinquantenaire in Brussels, Belgium
July
- July 1: Concert in Hannover, Germany
- July 13: Bee Gees appear on the Late Show with David Letterman - Video
- July 29: Concert at the Civic Center in St. Paul, Minnesota
August
- August 3: Concert in Columbia, Maryland
- August 9: Concert at Radio City Music Hall in New York, New York
- August 19: One is released
- August 30: First concert at the Universal Amphitheatre in Los Angeles, California
- August 31: Second concert at the Universal Amphitheatre in Los Angeles, California
September
- September 2: Concert at the Shoreline Amphitheater in San Francisco, California
November
- Novemer 7: Concert in Canberra, Australia
- November 9: Concert in Adelaide, Australia
- November: Concert in Perth, Australia
- November: Concert in Sydney, Australia
- November 17: First concert at the National Tennis Centre in Melbourne, Australia
- November 18: Second concert at the National Tennis Centre in Melbourne, Australia
- November: Concert in Brisbane, Australia
- November 28: Concert at the Yokohama Arena in Yokohama, Japan
December
- December 7: Concert in Matsuyama, Japan