Now that the 2012 NFL Draft is complete, the undrafted free agent period is beginning. You can track all of the Miami Dolphins signings here:
| Player | Position | School |
| Chas Alecxih | DT | Pittsburgh |
| Terence Brown | C | BYU |
| Cameron Collins | LB | Oregon State |
| Derek Dennis | OL | Temple |
| Jeff Fuller | WR | Texas A&M |
| Jonas Gray | RB | Notre Dame |
| Trenton Hughes | DB | Maryland |
| Shelly Lyons | DE | Arizona State |
| Kelcie McCray | S | Arkansas State |
| Derek Moye | WR | Penn State |
| Jarrell Root | DL | Boise State |
| Josh Samuda | G | Massachusetts |
| Kevyn Scott | DB | Syracuse |
| Derek Shelby | DE | Utah |
| Jacquies Smith | DE | Missouri |
| Dustin Waldron | OT | Portland State |