Since I'm seeing a dearth of RB/Soul/Pop, I'll list my top five in this category:
Michael Jackson - Thriller
Marvin Gaye - What's Going On
Prince - Purple Rain
Stevie Wonder - Hotter than July
Anita Baker - Rapture
Jazz:
Oliver Nelson - The Blues and the Abstract Truth
Cannonball Adderley - Somethin' Else
Dexter Gordon - The Other Side of Round Midnight
Miles Davis - Kinda Blue
Kenny Burrell - Blue Midnight
Michael Jackson - Thriller
Marvin Gaye - What's Going On
Prince - Purple Rain
Stevie Wonder - Hotter than July
Anita Baker - Rapture
Jazz:
Oliver Nelson - The Blues and the Abstract Truth
Cannonball Adderley - Somethin' Else
Dexter Gordon - The Other Side of Round Midnight
Miles Davis - Kinda Blue
Kenny Burrell - Blue Midnight