| SEIU Local 660 | |
| Location Country: | United States |
| Members: | 50,000 |
| Full Name: | Service Employees International Union Local 660 |
| Parent Organization: | SEIU |
| Headquarters: | Los Angeles, California |
| Key People: | Alejandro Stephens, president |
| Website: | www.seiu660.org |
The SEIU Local 660 was a local union of the Service Employees International Union in the United States. It represented 50,000 Los Angeles County employees. The Union was investigated by the FBI for alleged embezzlement, specifically the former leader Alejandro Stephens.[1] It later merged with SEIU Local 721.[2]