| Competition: | French Guiana Régional 1 |
| Season: | 2019–20 |
| Dates: | 16 August 2019 – 8 March 2020 |
| Winners: | Olympique Cayenne |
| Continentalcup1: | Caribbean Club Shield |
| Continentalcup1 Qualifiers: | Olympique Cayenne |
| Continentalcup2: | Coupe de France |
| Continentalcup2 Qualifiers: | Olympique Cayenne Le Geldar |
| Biggest Home Win: | 5 goals (3 times) |
| Biggest Away Win: | 6 goals: KOU 1–7 ETO [1] |
| Highest Scoring: | 9 goals: OLY 7–2 STG [2] |
| Prevseason: | 2018–19 |
| Nextseason: | 2020–21 |
The 2019–20 French Guiana Régional 1 was the 59th season of the French Guiana Régional 1, the top division football competition in French Guiana. The season began on 16 August 2019, and was scheduled to end on 24 May 2020. Due to the COVID-19 pandemic, the season was suspended on 9 March 2020 after the 15th round of matches.
Olympique Cayenne was declared the champions when the season was abandon in June 2020, giving the club their first French Guianese title.[3]
Table at abandonment: