2019–20 Hrvatski telekom Premijer liga

The 2019–20 Hrvatski telekom Premijer liga was the 29th season of the HT Premijer liga, the highest professional basketball league in Croatia. The regular season started in September 2019. On 1 April 2020, the Croatian Basketball Federation canceled the season due to ongoing coronavirus pandemic.

Format
All participants in Premijer liga including teams that play ABA League joined the regular season. It will play with a triple round-robin format where the eight first qualified teams joined the playoffs, while the penultimate will be play relegation playoffs and last qualified one was relegated.

Promotion and relegation

 * Teams promoted from the First League
 * Dubrava Furnir
 * Sonik Puntamika
 * Teams relegated to the First League
 * Bosco
 * Cedevita Junior