League injury log -- National
Regular season -- as of 9/27/1984
| Injuries |
| Date | # | Team | Player | Cause | Dur |
| 4/4/1984 |   | QME | Perez,T | General | 0 |
| 4/4/1984 |   | HNT | Raines | General | 0 |
| 4/9/1984 |   | RIN | Wilson,M | General | 15 |
| 4/10/1984 |   | TWP | Honeycutt | General | 10 |
| 4/11/1984 |   | QME | Palmer,D | General | 0 |
| 4/14/1984 |   | SAN | Brett | General | 4 |
| 4/14/1984 |   | HNT | Smith,O | General | 0 |
| 4/16/1984 |   | ROC | Scott,D | Hit by pitch | 15 |
| 4/16/1984 |   | QME | Puckett | General | 0 |
| 4/16/1984 |   | HNT | Saberhagen | Rain delay | 0 |
| 4/16/1984 |   | RIN | Mazzilli | General | 5 |
| 4/18/1984 |   | AVI | Lacy | General | 0 |
| 4/18/1984 |   | HNT | Schmidt,D | General | 15 |
| 4/18/1984 |   | HNT | Tanana | General | 5 |
| 4/18/1984 |   | TWP | Baines | General | 7 |
| 4/19/1984 |   | AVI | Murphy,Da | General | 0 |
| 4/19/1984 |   | HNT | Hurst | General | 0 |
| 4/19/1984 |   | SOP | Lopes | General | 27 |
| 4/21/1984 |   | HNT | Saberhagen | General | 5 |
| 4/21/1984 |   | SOP | Holland | General | 0 |
| 4/23/1984 |   | QME | Caudill | General | 0 |
| 4/23/1984 |   | QME | Royster | General | 3 |
| 4/23/1984 |   | AVI | Collins | General | 15 |
| 4/24/1984 |   | SOP | Carter,G | General | 0 |
| 4/26/1984 |   | SAN | Dravecky | General | 5 |
| 4/26/1984 |   | RIN | Brooks | General | 8 |
| 4/29/1984 |   | QME | Bailey | General | 2 |
| 4/30/1984 |   | TWP | Zahn | General | 15 |
| 4/30/1984 |   | SOP | Carter,G | General | 0 |
| 5/2/1984 |   | SOP | Welch | Rain delay | 0 |
| 5/2/1984 |   | AVI | Gwynn | General | 0 |
| 5/4/1984 |   | RIN | Clemens | Rain delay | 0 |
| 5/4/1984 |   | SOP | Phillips | General | 0 |
| 5/4/1984 |   | HNT | McGee | General | 8 |
| 5/5/1984 |   | QME | Bailey | General | 4 |
| 5/5/1984 |   | QME | LaPoint | Rain delay | 0 |
| 5/8/1984 |   | HNT | Durham | General | 0 |
| 5/9/1984 |   | QME | Puckett | General | 1 |
| 5/10/1984 |   | ROC | Beattie | General | 10 |
| 5/10/1984 |   | ROC | Davis,R | General | 1 |
| 5/12/1984 |   | RIN | Hassey | General | 2 |
| 5/13/1984 |   | HNT | Smith,O | General | 3 |
| 5/14/1984 |   | QME | Fitzgerald | General | 1 |
| 5/15/1984 |   | RIN | White,F | General | 3 |
| 5/16/1984 |   | ROC | Trillo | General | 0 |
| 5/16/1984 |   | QME | LaPoint | General | 15 |
| 5/16/1984 |   | RIN | Ojeda | General | 15 |
| 5/20/1984 |   | ROC | Kunkel | General | 1 |
| 5/20/1984 |   | ROC | Law,R | General | 0 |
| 5/22/1984 |   | TWP | Baines | General | 14 |
| 5/22/1984 |   | HNT | Bell,G | General | 0 |
| 5/22/1984 |   | SOP | Lopes | General | 9 |
| 5/25/1984 |   | RIN | Knepper | General | 5 |
| 5/26/1984 |   | ROC | Guerrero | General | 1 |
| 5/26/1984 |   | SOP | Davis,A | General | 0 |
| 5/27/1984 |   | RIN | Horton | General | 10 |
| 5/28/1984 |   | RIN | White,F | General | 15 |
| 5/28/1984 |   | RIN | Wilson,M | General | 5 |
| 5/29/1984 |   | HNT | Bell,G | General | 0 |
| 5/29/1984 |   | QME | Martinez,D | General | 5 |
| 5/29/1984 |   | RIN | Clear | General | 3 |
| 5/30/1984 |   | SOP | Mahler | General | 15 |
| 6/1/1984 |   | AVI | Schmidt,M | Hit by pitch | 15 |
| 6/1/1984 |   | SAN | Iorg,G | General | 0 |
| 6/2/1984 |   | QME | Perez,T | General | 7 |
| 6/3/1984 |   | AVI | Wynegar | General | 1 |
| 6/3/1984 |   | SAN | Brett | General | 3 |
| 6/4/1984 |   | RIN | Phelps | General | 0 |
| 6/4/1984 |   | SAN | Ripken | General | 0 |
| 6/7/1984 |   | SAN | Parrish,Ln | General | 0 |
| 6/8/1984 |   | TWP | Langston | Rain delay | 0 |
| 6/8/1984 |   | RIN | Witt | Rain delay | 0 |
| 6/9/1984 |   | AVI | Gwynn | General | 0 |
| 6/16/1984 |   | HNT | Gedman | Collision in field | 5 |
| 6/16/1984 |   | RIN | White,F | General | 0 |
| 6/18/1984 |   | AVI | Murphy,Da | General | 0 |
| 6/20/1984 |   | TWP | Matthews | General | 3 |
| 6/20/1984 |   | SOP | Carter,G | General | 0 |
| 6/22/1984 |   | QME | Brunansky | General | 4 |
| 6/23/1984 |   | SOP | Orosco | General | 2 |
| 6/23/1984 |   | HNT | McGee | General | 3 |
| 6/25/1984 |   | HNT | Stewart,D | General | 0 |
| 6/26/1984 |   | AVI | Candelaria | General | 15 |
| 6/26/1984 |   | RIN | Brooks | General | 15 |
| 6/27/1984 |   | HNT | Raines | General | 0 |
| 6/27/1984 |   | SAN | McRae | General | 1 |
| 7/2/1984 |   | QME | LaPoint | General | 15 |
| 7/3/1984 |   | RIN | Schofield | General | 15 |
| 7/3/1984 |   | RIN | McGaffigan | General | 0 |
| 7/4/1984 |   | RIN | Strawberry | General | 4 |
| 7/5/1984 |   | ROC | Hatcher,M | General | 15 |
| 7/5/1984 |   | QME | Butcher | General | 0 |
| 7/7/1984 |   | AVI | Robinson,R | General | 0 |
| 7/8/1984 |   | ROC | Guidry | General | 15 |
| 7/8/1984 |   | HNT | Bell,G | General | 2 |
| 7/9/1984 |   | RIN | Jacoby | Hit by pitch | 0 |
| 7/10/1984 |   | RIN | Laudner | Collision in field | 15 |
| 7/11/1984 |   | HNT | Herr | General | 0 |
| 7/12/1984 |   | TWP | Gardenhire | General | 11 |
| 7/14/1984 |   | RIN | Bochy | Collision in field | 15 |
| 7/15/1984 |   | SOP | Burns | General | 5 |
| 7/16/1984 |   | SOP | Vukovich | General | 0 |
| 7/16/1984 |   | QME | Butcher | General | 0 |
| 7/16/1984 |   | HNT | Saberhagen | General | 15 |
| 7/16/1984 |   | RIN | Krukow | General | 0 |
| 7/17/1984 |   | QME | Brunansky | General | 0 |
| 7/19/1984 |   | SOP | Henderson,D | General | 18 |
| 7/20/1984 |   | SOP | Davis,A | General | 1 |
| 7/21/1984 |   | AVI | Foley,T | General | 0 |
| 7/21/1984 |   | HNT | Raines | General | 0 |
| 7/21/1984 |   | TWP | Ramirez,R | General | 7 |
| 7/22/1984 |   | ROC | Garbey | General | 0 |
| 7/23/1984 |   | AVI | Alexander | Rain delay | 0 |
| 7/24/1984 |   | ROC | Guerrero | General | 17 |
| 7/24/1984 |   | QME | Reynolds,H | Hit by pitch | 0 |
| 7/24/1984 |   | HNT | Trout | General | 0 |
| 7/24/1984 |   | TWP | Andersen | General | 1 |
| 7/24/1984 |   | TWP | Eckersley | General | 0 |
| 7/26/1984 |   | TWP | Sandberg | General | 0 |
| 7/26/1984 |   | HNT | Wallach | General | 0 |
| 7/27/1984 |   | QME | Butcher | General | 15 |
| 7/27/1984 |   | SOP | Orosco | General | 2 |
| 7/28/1984 |   | SOP | Morris | Rain delay | 0 |
| 7/28/1984 |   | RIN | Ojeda | Rain delay | 0 |
| 7/28/1984 |   | RIN | Schofield | Hit by pitch | 11 |
| 7/29/1984 |   | SAN | Henderson,R | General | 0 |
| 7/29/1984 |   | SAN | Parrish,Ln | General | 0 |
| 7/29/1984 |   | RIN | Horton | General | 0 |
| 7/30/1984 |   | TWP | Langston | General | 0 |
| 7/31/1984 |   | TWP | Honeycutt | General | 15 |
| 7/31/1984 |   | HNT | McGee | General | 0 |
| 8/1/1984 |   | SOP | Burns | General | 20 |
| 8/2/1984 |   | ROC | Wilson,G | General | 0 |
| 8/2/1984 |   | SOP | Carter,G | General | 0 |
| 8/3/1984 |   | RIN | Brooks | General | 8 |
| 8/3/1984 |   | SOP | Davis,A | General | 0 |
| 8/4/1984 |   | TWP | Sandberg | General | 0 |
| 8/7/1984 |   | ROC | Hoyt | General | 0 |
| 8/8/1984 |   | SAN | Henderson,R | General | 16 |
| 8/8/1984 |   | AVI | Gwynn | General | 2 |
| 8/10/1984 |   | HNT | Fontenot | General | 15 |
| 8/12/1984 |   | SOP | Beniquez | Hit by pitch | 20 |
| 8/12/1984 |   | AVI | Nixon | General | 1 |
| 8/13/1984 |   | SOP | Henderson,D | General | 15 |
| 8/15/1984 |   | SAN | Hubbard | General | 0 |
| 8/17/1984 |   | RIN | Krukow | General | 15 |
| 8/19/1984 |   | QME | Caudill | General | 2 |
| 8/19/1984 |   | QME | Ready | General | 5 |
| 8/19/1984 |   | RIN | Ojeda | Rain delay | 0 |
| 8/20/1984 |   | SAN | Geisel | Rain delay | 0 |
| 8/20/1984 |   | HNT | Trout | General | 15 |
| 8/20/1984 |   | SOP | Vukovich | Collision on bases | 0 |
| 8/24/1984 |   | TWP | Sandberg | General | 0 |
| 8/24/1984 |   | TWP | Eckersley | General | 15 |
| 8/25/1984 |   | HNT | Stewart,D | General | 0 |
| 8/25/1984 |   | HNT | Wallach | General | 1 |
| 8/27/1984 |   | AVI | Collins | General | 0 |
| 8/31/1984 |   | AVI | Whitaker | General | 9 |
| 8/31/1984 |   | TWP | Langston | General | 10 |
| 9/3/1984 |   | SOP | Mason,M | General | 0 |
| 9/4/1984 |   | RIN | Schofield | General | 8 |
| 9/5/1984 |   | QME | Foster | General | 4 |
| 9/7/1984 |   | TWP | Zahn | Rain delay | 0 |
| 9/9/1984 |   | ROC | Cocanower | General | 5 |
| 9/9/1984 |   | SAN | Reuss | General | 9 |
| 9/12/1984 |   | AVI | Chapman | General | 0 |
| 9/13/1984 |   | SAN | Iorg,D | General | 5 |
| 9/14/1984 |   | ROC | Lollar | General | 0 |
| 9/16/1984 |   | TWP | Brenly | General | 0 |
| 9/16/1984 |   | HNT | Brookens | General | 18 |
| 9/17/1984 |   | TWP | Brenly | General | 0 |
| 9/19/1984 |   | SAN | Parrish,Ln | General | 0 |
| 9/21/1984 |   | ROC | Barker | General | 0 |
| 9/22/1984 |   | QME | Harrah | General | 6 |
| 9/24/1984 |   | TWP | Niekro,P | Rain delay | 0 |
| 9/25/1984 |   | ROC | Lollar | General | 5 |
| 9/25/1984 |   | HNT | Stewart,D | General | 15 |
| 9/25/1984 |   | HNT | Terrell | General | 7 |
| 9/25/1984 |   | SAN | Landreaux | General | 11 |
| 9/25/1984 |   | SOP | Mason,M | General | 0 |
| 9/25/1984 |   | TWP | Hebner | General | 0 |
| 9/27/1984 |   | HNT | Leonard | General | 0 |