Wednesday's practice, which is the only one open to the media this week, is scheduled to begin at noon. Defensive coordinator Robert Saleh will speak with reporters after practice.
| Num | Quarterbacks (4) |
| 3 | C.J. Beathard |
| 4 | Nick Mullens |
| 6 | Jack Heneghan |
| 10 | Jimmy Garoppolo |
| Num | Wide Receivers (11) |
| 1 | Max McCaffrey |
| 7 | Steven Dunbar Jr. |
| 11 | Marquise Goodwin |
| 13 | Aaron Burbridge |
| 15 | Pierre Garçon |
| 17 | Victor Bolden Jr. |
| 18 | Dante Pettis |
| 19 | Aldrick Robinson |
| 81 | Trent Taylor |
| 82 | Richie James Jr. |
| 84 | Kendrick Bourne |
| Num | Running Backs/Fullbacks (8) |
| 22 | Matt Breida |
| 28 | Jerick McKinnon |
| 31 | Raheem Mostert |
| 32 | Joe Williams |
| 33 | Jeremy McNichols |
| 41 | Jeff Wilson |
| 44 | Kyle Juszczyk |
| 46 | Malcolm Johnson |
| Num | Tight Ends (5) |
| 49 | Ross Dwelley |
| 83 | Cole Hikutini |
| 85 | George Kittle |
| 88 | Garrett Celek |
| 89 | Cole Wick |
| Num | Offensive Linemen (16) |
| 58 | Weston Richburg |
| 61 | Andrew Lauderdale |
| 62 | Erik Magnuson |
| 63 | Alan Knott |
| 64 | Jonathan Cooper |
| 65 | Joshua Garnett |
| 66 | Najee Toran |
| 67 | Jamar McGloster |
| 68 | Mike Person |
| 69 | Mike McGlinchey |
| 71 | Pace Murphy |
| 74 | Joe Staley |
| 75 | Laken Tomlinson |
| 76 | Garry Gilliam |
| 77 | Coleman Shelton |
| 78 | Darrell Williams Jr. |
| Num | Defensive Linemen (13) |
| 54 | Cassius Marsh |
| 66 | Blaine Woodson |
| 67 | Niles Scott |
| 77 | Jullian Taylor |
| 90 | Earl Mitchell |
| 91 | Arik Armstead |
| 92 | Jeremiah Attaochu |
| 93 | D.J. Jones |
| 94 | Solomon Thomas |
| 95 | Kentavius Street |
| 96 | Sheldon Day |
| 98 | Ronald Blair III |
| 99 | DeForest Buckner |
| Num | Linebackers (10) |
| 47 | Elijah Lee |
| 48 | Fred Warner |
| 50 | Brock Coyle |
| 51 | Malcolm Smith |
| 53 | Mark Nzeocha |
| 55 | Pita Taumoepenu |
| 56 | Reuben Foster |
| 57 | Eli Harold |
| 59 | Korey Toomer |
| 97 | Dekoda Watson |
| Num | Defensive Backs (19) |
| 6 | Terrell Williams Jr. |
| 14 | C.J. Goodwin |
| 20 | Jimmie Ward |
| 23 | Ahkello Witherspoon |
| 24 | K'Waun Williams |
| 25 | Richard Sherman |
| 26 | Greg Mabin |
| 27 | Adrian Colbert |
| 29 | Jaquiski Tartt |
| 30 | Tyvis Powell |
| 33 | Tarvarus McFadden |
| 36 | Don Jones |
| 38 | Trovon Reed |
| 40 | D.J. Reed Jr. |
| 41 | Emmanuel Moseley |
| 43 | Chanceller James |
| 45 | Tarvarius Moore |
| 46 | Corey Griffin |
| 49 | Marcell Harris |
| Num | Specialists (4) |
| 2 | Jeff Locke |
| 5 | Bradley Pinion |
| 9 | Robbie Gould |
| 86 | Kyle Nelson |