The 2019–20 Southeastern Conference men's basketball season began with practices in October 2019, followed by the start of the 2019–20 NCAA Division I men's basketball season in November.

Conference play started in early January 2020 and was scheduled to end in March, after which 14 member teams were to participate in the 2020 SEC men's basketball tournament at Bridgestone Arena in Nashville, Tennessee.

Florida's Kerry Blackshear was the choice of the media for SEC Men's Basketball Player of the Year.

Blackshear, Edwards, Hagans, Tyree and Perry were each All-SEC First Team selections.

[2] () first place votes Note: Stats shown are before the beginning of the season.