2019–20 Second Men's League of Serbia (basketball)

The 2018–19 Second Men's League of Serbia is the 14th season of the Second Basketball League of Serbia, the 2nd-tier men's professional basketball league in Serbia.

On 16 March 2020, the Basketball Federation of Serbia temporarily suspended its competitions due to the COVID-19 pandemic. On 2 June, the Federation canceled definitely the season due to the COVID-19 pandemic.

Promotion and relegation

 * Teams promoted to the First League (1st-tier)
 * Kolubara LA 2003
 * Napredak JKP
 * Teams relegated from the First League (1st-tier)
 * Spartak
 * Beovuk 72
 * Teams promoted from the First Regional League (3rd-tier)
 * Radnički Beograd
 * Sveti Đorđe
 * Fair Play
 * Železničar
 * Teams relegated to the First Regional League (3rd-tier)
 * Vrbas
 * Rtanj
 * Žarkovo
 * Plana