Found 4 full forms for SIGR
| Term | Full Form | Category |
|---|---|---|
| SIGR | Le Syndicat Intercommunal du Gier Rhodanien 
| Others |
| SIGR | Semester In Grand Rapids
| Others |
| SIGR | Silicon-Graphen
| Others |
| SIGR | Surface Immunoglobulin Receptors
| Others |