| Prevseason: | 2018–19 |
| Nextseason: | 2020–21 |
| 2019–20 Championnat National A | |
| Season: | 2019–20 |
| Champions: | US Monastir 5th title |
| Runners Up: | ES Radès |
| Teams: | 12 |
| Dates: | 28 September 2019 – 8 August 2020 |
The 2019–20 Championnat National A is the 65th season of the Championnat National A, the highest basketball league in Tunisia. The season started 28 September 2019 and ended 8 August 2020.[1] The winners will qualify for the 2021 BAL season.
On 14 March 2020 the season was postponed due to the COVID-19 pandemic.[2] On 9 May, it was announced the league was to resume behind closed doors on 15 July.[3]
Eventually, US Monastir won its second-straight title.
This season, 12 teams played in the league. CA Bizertin and Stade Gabèsien were promoted from the Nationale B.
| Club | City | Arena | Capacity |
|---|---|---|---|
| Salle Fatnassi Bizerte | |||
| Salle Chérif-Bellaminej | |||
| Salle Couverte de Grombalia | |||
| Salle couverte de La Goulette-Le Kram | |||
| Salle Couverte Taoufik-Bouhima | |||
| Salle d'Hammamet | |||
| Salle Kairouan | |||
| Tunis (El Menzah) | Palais des sports d'El Menzah | ||
| Salle omnisports de Gabès | |||
| Mohamed-Mzali Sports Hall | |||
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