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These are the list of personnel changes in the NBA from the 1965–66 NBA season.

• The Boston Celtics sold Joe Strawder to the Detroit Pistons.

• The Baltimore Bullets traded Wali Jones to the Philadelphia 76ers for Red Kerr.

• The Baltimore Bullets traded Si Green to the Boston Celtics for a 1966 5th round draft pick (John Jones was later selected).

• The Los Angeles Lakers traded Dick Barnett to the New York Knicks for Bob Boozer.
• The San Francisco Warriors claimed Art Heyman on waivers from the New York Knicks.

• The Cincinnati Royals traded Bud Olsen and cash to the San Francisco Warriors for Connie Dierking and Art Heyman.

• The Philadelphia 76ers signed Gerry Ward as a free agent.

• The Philadelphia 76ers sold Ben Warley to the Baltimore Bullets.

• The Boston Celtics signed Don Nelson as a free agent.

• The Baltimore Bullets traded Walt Bellamy to the New York Knicks for Jim Barnes, Johnny Egan, Johnny Green and cash.

• The Detroit Pistons signed Bob Warlick as a free agent.

• The New York Knicks fired Harry Gallatin as head coach.
• The New York Knicks hired Dick McGuire as head coach.

• The Philadelphia 76ers claimed Art Heyman on waivers from the Cincinnati Royals.

• The Cincinnati Royals sold Bill Chielewski to the Detroit Pistons.

• The Boston Celtics signed Woody Sauldsberry as a free agent.

• The St. Louis Hawks traded John Tresvant and Chico Vaughn to the Detroit Pistons for Rod Thorn.

• The Detroit Pistons traded Joe Caldwell to the St. Louis Hawks for John Barnhill.

• The Los Angeles Lakers signed Tom Hoover as a free agent.

• The San Francisco Warriors fired Alex Hannum as head coach.
• The San Francisco Warriors hired Bill Sharman as head coach.

• The Boston Celtics hired Bill Russell as head coach.

• The Baltimore Bullets hired Mike Farmer as head coach.

• The Chicago Bulls drafted John Barnhill from the Detroit Pistons in the NBA expansion draft.
• The Chicago Bulls drafted Al Bianchi from the Philadelphia 76ers in the NBA expansion draft.
• The Chicago Bulls drafted Ron Bonham from the Boston Celtics in the NBA expansion draft.
• The Chicago Bulls drafted Nate Bowman from the Cincinnati Royals in the NBA expansion draft.
• The Chicago Bulls drafted Bob Boozer from the Los Angeles Lakers in the NBA expansion draft.
• The Chicago Bulls drafted Len Chappell from the New York Knicks in the NBA expansion draft.
• The Chicago Bulls drafted Barry Clemens from the New York Knicks in the NBA expansion draft.
• The Chicago Bulls drafted Red Kerr from the Baltimore Bullets in the NBA expansion draft.
• The Chicago Bulls drafted Jerry Sloan from the Baltimore Bullets in the NBA expansion draft.
• The Chicago Bulls drafted Tom Thacker from the Cincinnati Royals in the NBA expansion draft.
• The Chicago Bulls drafted John Thompson from the Boston Celtics in the NBA expansion draft.
• The Chicago Bulls drafted Gerry Ward from the Philadelphia 76ers in the NBA expansion draft.
• The Chicago Bulls drafted Keith Erickson from the San Francisco Warriors in the NBA expansion draft.
• The Chicago Bulls drafted Jim King from the Los Angeles Lakers in the NBA expansion draft.
• The Chicago Bulls drafted Don Kojis from the Detroit Pistons in the NBA expansion draft.
• The Chicago Bulls drafted McCoy McLemore from the San Francisco Warriors in the NBA expansion draft.
• The Chicago Bulls drafted Jeff Mullins from the St. Louis Hawks in the NBA expansion draft.
• The Chicago Bulls drafted Jim Washington from the St. Louis Hawks in the NBA expansion draft.

• The Philadelphia 76ers fired Dolph Schayes as head coach.
• The Philadelphia 76ers hired Alex Hannum as head coach.

• The Chicago Bulls hired Red Kerr as head coach.

• The Chicago Bulls sold Hank Finkel to the Los Angeles Lakers.

• Paul Seymour resigns as head coach for Baltimore Bullets.

• The San Francisco Warriors signed Bill McGill as a free agent.

• NBA Transactions at NBA.com
• 1965-66 NBA Transactions| Basketball-Reference.com