A report claims Hull are confident of landing the Chelsea player, who is said to have held talks with Nottingham Forest.
Hector could become Nottingham Forest's third summer capture.
Leeds United need to strengthen their defensive options, following Kyle Bartley's departure from Elland Road.
The prospective Hull City boss is big friends with the Chelsea owner.
Aston Villa, Everton, Sunderland and West Ham United are reportedly keen on Chelsea defender Michael Hector.
Scouts from Everton, West Ham, Sunderland and Aston Villa are said to have watched the versatile defender in action this season.
The Aberdeen boss is among the leading contenders to replace Mark Warburton, sacked as Rangers boss on Friday, at Ibrox.
The Villans' assistant appears to be having an influence on manager Roberto Di Matteo.
Could Roberto di Matteo look to his former club Chelsea upon joining Aston Villa?
Crystal Palace wanted to sign Michael Hector last summer.