"Barring any setbacks, I think (Rondo is) planning on playing tomorrow," Ainge said at the team's practice facility.
Rondo has been out since Jan. 25, 2013, with a torn ACL in his right knee.
--Los Angeles Lakers guard Nick Young has been suspended one game without pay for throwing a punch at Phoenix Suns guard Goran Dragic with 7:33 remaining in the second quarter of the Lakers' 121-114 loss to the Suns on Wednesday night, the league announced Thursday.
The Lakers signed guard Manny Harris to a 10-day contract. Harris is leading the NBA Developmental League this season in scoring, averaging 30.6 points per game, with the Lakers' Los Angeles D-Fenders affiliate. He also ranks sixth in the league in steals with 2.1 per game.