List of 1966–67 NBA season transactions

• The Boston Celtics signed Art Heyman as a free agent.

• The Boston Celtics traded Mel Counts to the Baltimore Bullets for Bailey Howell.
• The Detroit Pistons sold Bob Warlick to the San Francisco Warriors.

• The Chicago Bulls traded Jim King, Jeff Mullins and cash to the San Francisco Warriors for Guy Rodgers.

• The Cincinnati Royals sold Tom Hawkins to the Los Angeles Lakers.

• The Cincinnati Royals traded Wayne Embry to the Boston Celtics for a 1967 3rd round draft pick (Sam Smith was later selected).

• The Los Angeles Lakers traded Leroy Ellis to the Baltimore Bullets for Jim Barnes.

• The Cincinnati Royals signed Bill Dinwiddie as a free agent.

• The Boston Celtics sold Johnny Austin to the Baltimore Bullets.

• The Chicago Bulls sold John Barnhill to the Baltimore Bullets.
• The Chicago Bulls sold Nate Bowman to the Philadelphia 76ers.

• The Baltimore Bullets waived Johnny Austin.

• The Baltimore Bullets sold Neil Johnson to the New York Knicks.

• The Baltimore Bullets fired Mike Farmer as head coach.
• The Baltimore Bullets appointed Buddy Jeannette as interim head coach.

• The St. Louis Hawks signed Tom Hoover as a free agent.

• The Philadelphia 76ers waived Ken Wilburn.

• The Chicago Bulls traded Len Chappell to the Cincinnati Royals for George Wilson.

• The Baltimore Bullets hired Gene Shue as head coach.

In a 3-team trade, the Baltimore Bullets traded Mel Counts to the Los Angeles Lakers; the Detroit Pistons traded Ray Scott to the Baltimore Bullets; and the Los Angeles Lakers traded Rudy LaRusso and a 1967 1st round draft pick (Sonny Dove was later selected) to the Detroit Pistons. Detroit got a 1st round draft pick in 1967 when LaRusso refused to report; LaRusso was later sold to San Francisco.

• The Baltimore Bullets sold Wayne Hightower to the Detroit Pistons.

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

• Dave DeBusschere resigns as head coach for Detroit Pistons.
• The Detroit Pistons hired Donnie Butcher as head coach.

• The San Diego Rockets hired Jack McMahon as head coach.
• Jack McMahon resigns as head coach for Cincinnati Royals.

• The Los Angeles Lakers reassigned Head Coach Fred Schaus.
• The Los Angeles Lakers hired Butch Van Breda Kolff as head coach.

• The Seattle SuperSonics drafted Walt Hazzard from the Los Angeles Lakers in the NBA expansion draft.
• The Seattle SuperSonics drafted Henry Akin from the New York Knicks in the NBA expansion draft.
• The San Diego Rockets drafted Jim Barnett from the Boston Celtics in the NBA expansion draft.
• The San Diego Rockets drafted John Barnhill from the Baltimore Bullets in the NBA expansion draft.
• The San Diego Rockets drafted John Block from the Los Angeles Lakers in the NBA expansion draft.
• The Seattle SuperSonics drafted Nate Bowman from the Philadelphia 76ers in the NBA expansion draft.
• The Seattle SuperSonics drafted Dave Deutsch from the New York Knicks in the NBA expansion draft.
• The San Diego Rockets drafted Hank Finkel from the Los Angeles Lakers in the NBA expansion draft.
• The San Diego Rockets drafted Dave Gambee from the Philadelphia 76ers in the NBA expansion draft.
• The San Diego Rockets drafted Johnny Green from the Baltimore Bullets in the NBA expansion draft.
• The Seattle SuperSonics drafted Richie Guerin from the St. Louis Hawks in the NBA expansion draft.
• The San Diego Rockets drafted Toby Kimball from the Boston Celtics in the NBA expansion draft.
• The San Diego Rockets drafted Don Kojis from the Chicago Bulls in the NBA expansion draft.
• The Seattle SuperSonics drafted Tommy Kron from the St. Louis Hawks in the NBA expansion draft.
• The San Diego Rockets drafted Freddie Lewis from the Cincinnati Royals in the NBA expansion draft.
• The San Diego Rockets drafted Jon McGlocklin from the Cincinnati Royals in the NBA expansion draft.
• The Seattle SuperSonics drafted Tom Meschery from the San Francisco Warriors in the NBA expansion draft.
• The Seattle SuperSonics drafted Dorie Murrey from the Detroit Pistons in the NBA expansion draft.
• The Seattle SuperSonics drafted Bud Olsen from the San Francisco Warriors in the NBA expansion draft.
• The Seattle SuperSonics drafted Ron Reed from the Detroit Pistons in the NBA expansion draft.
• The Seattle SuperSonics drafted Rod Thorn from the St. Louis Hawks in the NBA expansion draft.
• The San Diego Rockets drafted Gerry Ward from the Cincinnati Royals in the NBA expansion draft.
• The San Diego Rockets drafted Jim Ware from the Cincinnati Royals in the NBA expansion draft.
• The Seattle SuperSonics drafted Ben Warley from the Baltimore Bullets in the NBA expansion draft.
• The Seattle SuperSonics drafted Ron Watts from the Boston Celtics in the NBA expansion draft.
• The Seattle SuperSonics drafted Bob Weiss from the Philadelphia 76ers in the NBA expansion draft.
• The Seattle SuperSonics drafted George Wilson from the Chicago Bulls in the NBA expansion draft.

• The Cincinnati Royals hired Ed Jucker as head coach.

• The Oakland Oaks signed Rick Barry as a free agent. Barry jumped to the ABA.

• The St. Louis Hawks signed Jay Miller as a free agent.