| Box Width: | 300px |
| Line 7 (Ruby) | |
| Logo Alt: | CPTM logo |
| Type: | Commuter rail |
| System: | São Paulo Metropolitan Trains |
| Status: | Operational |
| Locale: | Greater São Paulo, Brazil |
| Start: | Brás |
| End: | Jundiaí |
| Stations: | 19 |
| Owner: | Government of the State of São Paulo |
| Operator: | CPTM |
| Character: | At-grade |
| Linelength Km: | 62.7 |
| Signalling: | Automatic block signaling |
| Electrification: | 3,000 V DC catenary |
| Speed Km/H: | 90 |
| Map State: | show |
Line 7 (Ruby) (Portuguese: Linha 7–Rubi, formerly Line A (Brown), is one of the seven lines operated by CPTM and one of the thirteen lines that make up the São Paulo Metro Rail Transport Network, in Brazil.[1]