| Official Name: | Gecko, Louisiana |
| Pushpin Map: | Louisiana#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Louisiana |
| Subdivision Type2: | Parish |
| Subdivision Name2: | St. Martin |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 13 |
| Coordinates: | 30.2958°N -91.935°W |
| Area Code: | 337 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 560823 |
Gecko is an unincorporated community in St. Martin Parish, Louisiana, United States. The community is located less than 2miles northwest of Breaux Bridge and 5miles southwest of Cecilia on the bank of Bayou Teche.[1]