1998 in basketball
Championships
World Championships
Professional
College
- Men
- *NCAA Division I: University of Kentucky 78, University of Utah 69
- *National Invitation Tournament: University of Minnesota def. Penn State University
- *NCAA Division II: University of California-Davis 83, Kentucky Wesleyan College 77
- *NCAA Division III: University of Wisconsin-Platteville 69, Hope College 53
- *NAIA Division I: Georgetown College 83, Southern Nazarene University 69
- *NAIA Division II: Bethel College (Indiana) 89, Oregon Institute of Technology 87
- *NJCAA Division I: Indian Hills CC, Ottumwa, Iowa 83, Shelby State CC, Memphis, Tennessee 68
- Women
- *NCAA Division I: Purdue University 62, Duke University 45
- *NCAA Division II: North Dakota State University 92, Emporia State University 76
- *NCAA Division III Washington 77, University of Southern Maine 69
- *NAIA Division I: Union College 73-70 Southern Nazarene University 70
- *NAIA Division II Walsh University ) 73, University of Mary Hardin-Baylor 66
Preps
Awards and honors
Professional
Collegiate
- Men
- *John R. Wooden Award: Antawn Jamison, North Carolina
- *Naismith College Coach of the Year: Bill Guthridge, North Carolina
- *Frances Pomeroy Naismith Award: Earl Boykins, Eastern Michigan
- *Associated Press College Basketball Player of the Year: Antawn Jamison, North Carolina
- *NCAA basketball tournament Most Outstanding Player: Richard Hamilton, Connecticut
- *USBWA National Freshman of the Year: Larry Hughes, Saint Louis
- *Associated Press College Basketball Coach of the Year: Tom Izzo, Michigan State
- *Naismith Outstanding Contribution to Basketball: Dean Smith
- Women
- *Naismith College Player of the Year: Chamique Holdsclaw, Tennessee
- *Naismith College Coach of the Year: Pat Summitt, Tennessee
- *Wade Trophy: Ticha Penicheiro, Old Dominion
- *Frances Pomeroy Naismith Award: Angie Arnold, Johns Hopkins
- *Associated Press Women's College Basketball Player of the Year: Chamique Holdsclaw, Tennessee
- *NCAA basketball tournament Most Outstanding Player: Chamique Holdsclaw, Tennessee
- *Basketball Academic All-America Team: Lisa Davies, Missouri State
- *Carol Eckman Award: Kay James, Southern Mississippi
- *Associated Press College Basketball Coach of the Year: Pat Summitt, Tennessee
Movies
Deaths
- March 11 — Buddy Jeannette, Hall of Fame NBA, NBL and BAA player
- March 17 — Cliff Barker, American basketball player
- May 15 — Earl "Goat" Manigault, legendary street player
- June 8 — McCoy Ingram, 67, American player.
- July 4 — Jay Taylor, American NBA player
- August 8 — Sam Balter, member of 1936 US Olympic team
- November 6 — Jack Hartman, American Kansas State University coach
- November 6 — Fred Pralle, All-American college player
- November 13 — Red Holzman, American Basketball Hall of Fame coach who won two NBA championships with the New York Knicks
- December 6 — Radomir Shaper, Serbian player and administrator and FIBA Hall of Fame member