| Tm | Name | W | L | Start | End | |
|---|---|---|---|---|---|---|
| BOS | Bucky Harris | 76 | 76 | Beg | End | |
| BOS | Bill McKechnie | 78 | 73 | Beg | End | |
| CHA | Lew Fonseca | 4 | 11 | Beg | 19340508 | |
| CHA | Jimmy Dykes | 49 | 88 | 19340509 | End | |
| CHN | Charlie Grimm | 86 | 65 | Beg | End | |
| CIN | Bob O'Farrell | 30 | 60 | Beg | 19340726 | |
| CIN | Burt Shotton | 1 | 0 | 19340728 | 19340728 | |
| CIN | Chuck Dressen | 21 | 39 | 19340729 | End | |
| CLE | Walter Johnson | 85 | 69 | Beg | End | |
| DET | Mickey Cochrane | 101 | 53 | Beg | End | |
| LAN | Casey Stengel | 71 | 81 | Beg | End | |
| NYA | Joe McCarthy | 94 | 60 | Beg | End | |
| OAK | Connie Mack | 68 | 82 | Beg | End | |
| PHI | Jimmie Wilson | 56 | 93 | Beg | End | |
| PIT | George Gibson | 27 | 24 | Beg | 19340617 | |
| PIT | Pie Traynor | 47 | 52 | 19340619 | End | |
| SFN | Bill Terry | 93 | 60 | Beg | End | |
| SLN | Frankie Frisch | 95 | 58 | Beg | End | |
| SLN | Rogers Hornsby | 67 | 85 | Beg | End | |
| TEX | Joe Cronin | 66 | 86 | Beg | End |
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