16 cities · 1 states/provinces · Capital: Cayenne · South America
| Capital | Cayenne |
| Continent | South America |
| Region | Americas |
| Subregion | South America |
| Languages | French |
| Currency | Euro (EUR) |
| Population | 195,506 |
| Density | 2.2/km² |
| Median Age | 24.9 |
| HDI | 0.790 |
| Area | 91,000 km² |
| Driving Side | Right |
| Landlocked | No |
| Borders | BRA,SUR |
| Calling Code | ++594 |
| TLD | .gf |
| ISO Code | GF / GUF |
| UN Member | No |
| Independent | No |
| # | City | State/Province | Population | Avg Temp | Elevation |
|---|---|---|---|---|---|
| 1 | Cayenne | Guyane | 61,550 | 79°F | 23 ft |
| 2 | Matoury | Guyane | 26,350 | 79°F | 43 ft |
| 3 | Saint-Laurent-du-Maroni | Guyane | 24,287 | 79°F | 33 ft |
| 4 | Kourou | Guyane | 24,029 | 78°F | 23 ft |
| 5 | Rémire-Montjoly | Guyane | 19,029 | 79°F | 23 ft |
| 6 | Apatou | Guyane | 10,059 | 79°F | 49 ft |
| 7 | Grand-Santi | Guyane | 9,390 | 79°F | 171 ft |
| 8 | Macouria | Guyane | 8,773 | 79°F | 46 ft |
| 9 | Maripasoula | Guyane | 8,423 | 78°F | 348 ft |
| 10 | Mana | Guyane | 5,885 | 80°F | 16 ft |
| 11 | Sinnamary | Guyane | 3,180 | 79°F | 20 ft |
| 12 | Saint-Georges | Guyane | 2,742 | 79°F | 26 ft |
| 13 | Roura | Guyane | 2,229 | 79°F | 85 ft |
| 14 | Régina | Guyane | 1,657 | 78°F | 16 ft |
| 15 | Awala-Yalimapo | Guyane | 1,549 | 80°F | 20 ft |
| 16 | Iracoubo | Guyane | 1,536 | 79°F | 16 ft |