UMass coach Charley Molnar signed 19 newcomers (*enrolled in spring classes of 2012):
| Player | Pos. | Ht. | Wt. | Hometown |
| Peter Angeh | DL | 6-2 | 245 | Silver Spring, Md. |
| Enock Asante | DL | 6-2 | 260 | Trenton, N.J. |
| E.J. Burston | WR | 6-3 | 170 | Bradenton, Fla. |
| *Josh Bruns | OL | 6-5 | 285 | Bullhead City, Ariz. |
| Steve Casali | LB | 6-2 | 225 | Farmingville, N.Y. |
| Terrel Correia | OL/DL | 6-7 | 280 | Nantucket |
| Sharif Custis | TE | 6-3 | 215 | Philadelphia |
| Shaquille Harris | WR | 6-2 | 206 | Palmetto, Fla. |
| Tyshon Henderson | OL | 6-7 | 315 | Newark |
| Fabian Hoeller | OL | 6-3 | 301 | Cologne, Germany |
| Shane Huber | LB | 6-3 | 235 | Basking Ridge, N.J. |
| Daquan Mack | RB | 6-1 | 247 | Levitttown, Pa. |
| *Cameron Mock | OL | 6-7 | 305 | Clayton, N.M. |
| Peter Ngobidi | LB/DL | 6-2 | 260 | Hyde Park |
| Jordan Page | OL | 6-5 | 300 | Ewing, N.J. |
| Jackson Porter | DB | 6-1 | 185 | Ellicott City, Md. |
| Rich Queen | OL | 6-3 | 275 | Alendale, N.J. |
| Todd Stafford | QB | 6-7 | 250 | Riverside, Conn. |
| Elijah Wilkinson | DL | 6-4 | 310 | Downington, Pa. |
| Arthur Williams | DB | 6-3 | 185 | Sebring, Fla. |
| D.J. Woods | WR | 5-9 | 170 | Coral Springs, Fla. |
| *Sam Zeff | OL | 6-5 | 275 | Montclair, N.J. |