CORVALLIS, Ore.–Oregon State completed their 2015 recruiting season with a “well-balanced” class of 21 players. As Gary Andersen took over as Head Coach in December, the Beavers’ recruiting period was abbreviated, but Oregon State says they were still able to fill out a promising roster. Below is the full list of players who signed with Oregon State.
| Player | Pos | HT | WT | Hometown |
| Elu Aydon | DT | 6-3 | 335 | Pago Pago, American Samoa (Leone) |
| Blake Brandel | OL | 6-7 | 275 | Portland, Ore. (Central Catholic) |
| Seth Collins | QB | 6-3 | 187 | El Cajon, CA (Granite Hills) |
| Miki Fifita | OT | 6-5 | 280 | Wailuku, HI (IMG Academy) |
| Christian Folau | LB | 6-1 | 240 | Salt Lake City, UT (East) |
| Omar Hicks-Onu | S | 6-1 | 172 | Carrollton, TX (Hebron) |
| Hamilton Hunt | LB | 6-1 | 2015 | Salem, OR (West Salem) |
| Jay Irvine | CB | 6-1 | 175 | Jacksonville, FL (Sandalwood) |
| Thor Katoa | DT | 6-2 | 275 | St. George, UT (Pine View) |
| Zachary Lopini Katoa | RB | 6-1 | 200 | American Fork, UT (American Fork) |
| Paul Lucas | WR | 5-10 | 175 | Phoenix, AZ (Mountain Pointe) |
| Zach Lucas | OT | 6-5 | 280 | Katy, TX (Taylor) |
| Simi Moala | DE | 6-7 | 260 | Los Angeles, CA (Cathedral) |
| Jalen Moore | S | 6-1 | 190 | Upland, CA (Upland) |
| Deltron Sands | RB | 5-9 | 180 | Ft. Lauderdale, FL (St. Thomas Aquinas) |
| Taylor Thomas | RB | 5-8 | 175 | Jacksonville, FL (Ed White) |
| Noah Togiai | TE | 6-4 | 220 | Salt Lake City, UT (Hunter) |
| Shawn Wilson | CG | 5-10 | 165 | Pomona, CA (Pomona) |
| Tuli Wily-Matagi | TE | 6-3 | 230 | Kahuku, HI (Kahuku) |
| Brayden Kearlsey | OL | 6-4 | 300 | Aloha, OR (BYU/Aloha) |
| Treston Decoud | CB | 6-3 | 205 | Hammond, LA (NW Miss. CC/Chadron State/Lakeshore) |
| Nick Porebski | P | 5-11 | 190 | Melbourne, Aust. (Snow JC) |
