2023 in basketball

The following are basketball events that took place in, or are scheduled for, 2023 throughout the world. Tournaments include international (FIBA), professional (club), and amateur and collegiate levels.

National senior team tournaments
For tournaments hosted by multiple nations, the host of the final match is listed first.

Deaths

 * January 9 — Cincy Powell, 80, American ABA player (Dallas Chaparrals, Kentucky Colonels, Utah Stars, Virginia Squires).
 * January 15 — George McLeod, 92, American NBA player (Baltimore Bullets).
 * January 15 — Ruslan Otverchenko, 33, Ukrainian player (Budivelnyk).
 * January 17 — Chris Ford, 74, American NBA player (Detroit Pistons, Boston Celtics) and coach (Boston Celtics, Milwaukee Bucks, Los Angeles Clippers, Philadelphia 76ers).
 * January 28 – Hershell West, 82, American college player (Grambling State).
 * March 11 - Bud Grant, 95.
 * March 21 – Willis Reed, 80, American NBA player (New York Knicks).
 * April 12 — James Bradley, 67, American college player (Memphis).
 * May 23 - Cotton Nash, 80.
 * October 9 – Terry Dischinger, 82, American NBA player (Detroit Pistons).
 * October 24 – Elwood Plummer, 79, American college player (Jackson State) and coach (Prairie View A&M).
 * November 1 – Bob Knight, 83, American Hall of Fame college coach (Army, Indiana, Texas Tech).
 * November 2 – Walter Davis, 69, American NBA player (Phoenix Suns, Denver Nuggets).
 * November 4 – L. C. Gordon, 86, American college player (Oklahoma State) and coach (Texas Southern).
 * November 16 – Johnny Green, 89, American NBA player (New York Knicks).
 * December 14 – George McGinnis, 73, American NBA player (Indiana Pacers).
 * December 17 — Reggie Lacefield, 78, American ABA (Kentucky Colonels) and Eastern League (Wilmington Blue Bombers, Lancaster Red Roses).
 * December 17 — Eric Montross, 52, All-American college player and national champion (North Carolina, 1993), NBA player (Boston Celtics).
 * December 23 — Samboy Lim, 61, Filipino PBA player (San Miguel Beermen).