No NBA head coaches were replaced during the 2017 offseason, but that’s very unlikely to be the case for 2018. Tim Bontemps of The Washington Post and Chris Mannix of Yahoo Sports suggest that as many as 10 or 11 teams could be on the lookout for a new head coach this offseason.
That list of teams includes three teams with interim head coaches – the Suns, Grizzlies, and Bucks