Those in Green were hit by McGwire while he was on the Oakland Athletics.
Those in Red were hit by McGwire while he was on the St Louis Cardinals.

HR #	Date	Team	Pitcher
1	August 25 1986	at Detroit	Walt Terrell
2	August 28 1986	Baltimore	Scott McGregor
3	September 9 1986	at Chicago	Ray Searage
4	April 10 1987	California	Donnie Moore
5	April 21 1987	at California	Urbano Lugo
6	April 25 1987	Seattle	Scott Bankhead
7	April 29 1987	Milwaukee	Teddy Higuera
8	May 1 1987	Detroit	Walt Terrell
9	May 8 1987	at Detroit	Frank Tanana
10	May 8 1987	at Detroit	Frank Tanana
11	May 9 1987	at Detroit	Eric King
12	May 10 1987	at Detroit	Jack Morris
13	May 10 1987	at Detroit	Jack Morris
14	May 16 1987	Toronto	Jimmy Key
15	May 18 1987	Yankees	Tim Stoddard
16	May 19 1987	Yankees	Dennis Rasmussen
17	May 20 1987	Yankees	Charles Hudson
18	May 23 1987	Baltimore	Mike Boddicker
19	May 24 1987	Baltimore	Jeff Ballard
20	May 27 1987	at Toronto	Joe Johnson
21	May 31 1987	at Yankees	Tommy John
22	May 31 1987	at Yankees	Tommy John
23	June 13 1987	at Texas	Ed Correa
24	June 15 1987	at Kansas City	Charlie Leibrandt
25	June 21 1987	Texas	Jose Guzman
26	June 27 1987	at Cleveland	Ken Schrom
27	June 27 1987	at Cleveland	Ed Vande Berg
28	June 27 1987	at Cleveland	Scott Bailes
29	June 28 1987	at Cleveland	Tom Candiotti
30	June 28 1987	at Cleveland	Tom Candiotti
31	June 30 1987	at White Sox	Scott Neilsen
32	July 4 1987	Boston	Bruce Hurst
33	July 5 1987	Boston	Oil Can Boyd
34	July 8 1987	Detroit	Jeff Robinson
35	July 11 1987	Milwaukee	Bill Wegman
36	July 11 1987	Milwaukee	Dan Plesac
37	July 17 1987	at Boston	Calvin Schiraldi
38	July 21 1987	at Detroit	Eric King
39	July 22 1987	at Detroit	Mark Thurmond
40	July 29 1987	California	Don Sutton
41	August 11 1987	at Seattle	Mike Moore
42	August 14 1987	at California	Don Sutton
43	August 29 1987	at Toronto	Mark Eichhorn
44	September 4 1987	at Baltimore	Mike Boddicker
45	September 6 1987	at Baltimore	John Habyan
46	September 12 1987	Kansas City	Charlie Leibrandt
47	September 15 1987	at Texas	Greg Harris
48	September 15 1987	at Texas	Greg Harris
49	September 19 1987	at Kansas City	Melido Perez
50	September 24 1987	White Sox	Floyd Bannister
51	September 25 1987	White Sox	Bobby Thigpen
52	September 29 1987	Cleveland	John Farrell
53	April 8 1988	at California	Kirk McCaskill
54	April 9 1988	at California	Donnie Moore
55	April 10 1988	at California	Ray Krawczyk
56	April 14 1988	at Seattle	Jerry Reed
57	April 26 1988	at Toronto	David Wells
58	April 27 1988	at Toronto	Mike Flanagan
59	May 7 1988	Cleveland	Tom Candiotti
60	May 11 1988	Detroit	Jeff Robinson
61	May 14 1988	at Baltimore	Mike Boddicker
62	May 15 1988	at Baltimore	Mark Williamson
63	May 17 1988	at Boston	John Trautwein
64	June 10 1988	at Texas	Paul Kilgus
65	June 22 1988	at Milwaukee	Don August
66	July 3 1988	at Toronto	John Cerutti
67	July 4 1988	at Cleveland	Brad Havens
68	July 8 1988	at Detroit	Eric King
69	July 19 1988	Cleveland	Greg Swindell
70	July 19 1988	Cleveland	Don Gordon
71	July 23 1988	Detroit	Frank Tanana
72	August 8 1988	White Sox	Bill Long
73	August 11 1988	California	DeWayne Buice
74	August 14 1988	California	Mike Witt
75	August 17 1988	at Baltimore	Mark Thurmond
76	August 18 1988	at Baltimore	Jeff Ballard
77	August 21 1988	at Boston	Bob Stanley
78	August 29 1988	Boston	Mike Boddicker
79	August 31 1988	Boston	Mike Smithson
80	September 5 1988	at Texas	Paul Kilgus
81	September 23 1988	at Milwaukee	Odell Jones
82	September 24 1988	at Milwaukee	Bill Wegman
83	September 30 1988	Milwaukee	Bill Wegman
84	October 1 1988	Milwaukee	Teddy Higuera
85	April 3 1989	Seattle	Mark Langston
86	April 5 1989	Seattle	Scott Bankhead
87	April 7 1989	White Sox	Barry Jones
88	April 27 1989	Baltimore	Pete Harnisch
89	April 27 1989	Baltimore	Mark Williamson
90	May 2 1989	at Toronto	Tom Henke
91	May 6 1989	at Detroit	Jack Morris
92	May 7 1989	at Detroit	Charles Hudson
93	May 17 1989	Yankees	Lance McCullers
94	May 28 1989	at Yankees	Clay Parker
95	June 9 1989	at Texas	Charlie Hough
96	June 11 1989	at Texas	Kevin Brown
97	June 16 1989	at Baltimore	Brian Holton
98	June 17 1989	at Baltimore	Jose Bautista
99	June 20 1989	Detroit	Charles Hudson
100	July 5 1989	Kansas City	Charlie Leibrandt
101	July 9 1989	Texas	Charlie Hough
102	July 13 1989	at Toronto	Jimmy Key
103	July 16 1989	at Toronto	Xavier Hernandez
104	August 9 1989	at White Sox	Richard Dotson
105	August 12 1989	at California	Greg Minton
106	August 19 1989	Minnesota	Rick Aguilera
107	August 21 1989	at Detroit	Frank Tanana
108	August 24 1989	at Texas	Mike Jeffcoat
109	September 1 1989	at Milwaukee	Chris Bosio
110	September 2 1989	at Milwaukee	Tom Filer
111	September 17 1989	at Boston	Eric Hetzel
112	September 17 1989	at Boston	Rob Murphy
113	September 21 1989	at Minnesota	Rick Aguilera
114	September 24 1989	at Minnesota	Kevin Tapani
115	September 24 1989	at Minnesota	Mike Cook
116	September 29 1989	Kansas City	Steve Farr
117	October 1 1989	Kansas City	Jose DeJesus
118	April 10 1990	Minnesota	Tim Drummond
119	April 15 1990	at Seattle	Brian Holman
120	April 17 1990	at California	Mark Langston
121	April 24 1990	at Baltimore	Dave Johnson
122	April 24 1990	at Baltimore	Brian Holton
123	April 27 1990	at Boston	Dana Kiecker
124	April 30 1990	at Yankees	Clay Parker
125	May 11 1990	Baltimore	Bob Milacki
126	May 11 1990	Baltimore	Brian Holton
127	May 16 1990	at Cleveland	Jeff Shaw
128	May 16 1990	at Cleveland	Doug Jones
129	May 25 1990	Cleveland	Greg Swindell
130	June 1 1990	at Kansas City	Kevin Appier
131	June 5 1990	at Texas	Brian Bohanon
132	June 5 1990	at Texas	Brian Bohanon
133	June 9 1990	Kansas City	Steve Crawford
134	June 17 1990	at White Sox	Donn Pall
135	June 20 1990	at Detroit	Dan Petry
136	June 23 1990	White Sox	Jack McDowell
137	June 27 1990	Detroit	Brian Dubois
138	July 6 1990	at Cleve.	Sergio Valdez
139	July 6 1990	at Cleve.	Cecilio Guante
140	July 17 1990	Cleveland	Greg Swindell
141	July 18 1990	Cleveland	Rod Nichols
142	July 24 1990	California	Jim Abbott
143	July 27 1990	at Minnesota	Roy Smith
144	July 28 1990	at Minnesota	Scott Erickson
145	August 3 1990	at California	Willie Fraser
146	August 12 1990	Yankees	Mike Witt
147	August 15 1990	Boston	Rob Murphy
148	August 17 1990	at Baltimore	John Mitchell
149	August 19 1990	at Baltimore	Gregg Olson
150	August 25 1990	at Detroit	Frank Tanana
151	September 5 1990	at Boston	Greg Harris
152	September 7 1990	at Yankees	Andy Hawkins
153	September 9 1990	at Yankees	Tim Leary
154	September 11 1990	at Seattle	Brent Knackert
155	September 19 1990	White Sox	Wayne Edwards
156	September 21 1990	Detroit	Frank Tanana
157	May 4 1991	Cleveland	Eric King
158	May 8 1991	Baltimore	Mike Flanagan
159	May 8 1991	Baltimore	Mark Williamson
160	May 12 1991	at Yankees	Tim Leary
161	May 24 1991	White Sox	Bobby Thigpen
162	June 6 1991	Milwaukee	Don August
163	June 9 1991	Boston	Joe Hesketh
164	June 10 1991	Detroit	Kevin Ritz
165	June 10 1991	Detroit	Jerry Gleaton
166	June 16 1991	at Milwaukee	Chris Bosio
167	June 16 1991	at Milwaukee	Darren Holmes
168	June 19 1991	at Detroit	Dan Petry
169	June 20 1991	at Boston	Mike Gardiner
170	July 18 1991	Yankees	Scott Kamieniecki
171	August 1 1991	at Boston	Mike Gardiner
172	August 3 1991	Minnesota	David West
173	August 7 1991	Seattle	Brian Holman
174	August 27 1991	Boston	Mike Gardiner
175	August 28 1991	Boston	Dan Petry
176	August 30 1991	Detroit	Jerry Gleaton
177	September 28 1991	Texas	Hector Fajardo
178	October 1 1991	at Kansas City	Tom Gordon
179	April 9 1992	Kansas City	Joel Johnston
180	April 10 1992	White Sox	Alex Fernandez
181	April 11 1992	White Sox	Charlie Hough
182	April 12 1992	White Sox	Jack McDowell
183	April 12 1992	White Sox	Jack McDowell
184	April 21 1992	California	Don Robinson
185	April 22 1992	California	Chuck Finley
186	April 22 1992	California	Chuck Finley
187	April 24 1992	at Minnesota	John Smiley
188	April 29 1992	at Cleveland	Rod Nichols
189	May 1 1992	at Detroit	Mike Henneman
190	May 2 1992	at Detroit	Frank Tanana
191	May 3 1992	at Detroit	Eric King
192	May 7 1992	Detroit	Les Lancaster
193	May 10 1992	Yankees	Greg Cadaret
194	May 13 1992	at Toronto	Tom Henke
195	May 18 1992	at Baltimore	Rick Sutcliffe
196	May 29 1992	Baltimore	Storm Davis
197	June 1 1992	Boston	Frank Viola
198	June 3 1992	Boston	John Dopson
199	June 5 1992	at White Sox	Kirk McCaskill
200	June 10 1992	at Milwaukee	Chris Bosio
201	June 13 1992	Texas	Kenny Rogers
202	June 23 1992	Seattle	Randy Kramer
203	June 25 1992	Minnesota	Bill Krueger
204	June 27 1992	Minnesota	John Smiley
205	July 1 1992	at Seattle	Mark Grant
206	July 12 1992	at Toronto	Rob Macdonald
207	July 24 1992	Toronto	David Wells
208	July 28 1992	at Minnesota	Scott Erickson
209	July 28 1992	at Minnesota	Scott Erickson
210	July 31 1992	at Kansas City	Rusty Meacham
211	August 3 1992	at Texas	Jose Guzman
212	August 7 1992	Kansas City	Dennis Moeller
213	August 7 1992	Kansas City	Steve Shifflett
214	August 13 1992	California	Jim Abbott
215	August 13 1992	California	Jim Abbott
216	August 14 1992	California	Bert Blyleven
217	September 18 1992	at Seattle	Brian Fisher
218	September 21 1992	at White Sox	Alex Fernandez
219	September 27 1992	at Milwaukee	Jaime Navarro
220	October 3 1992	Milwaukee	Ricky Bones
221	April 8 1993	Detroit	John Doherty
222	April 27 1993	Boston	Danny Darwin
223	April 27 1993	Boston	Ken Ryan
224	May 3 1993	at Yankees	Jim Abbott
225	May 3 1993	at Yankees	Scott Kamieniecki
226	May 6 1993	at Boston	Roger Clemens
227	May 6 1993	at Boston	Greg Harris
228	May 10 1993	Texas	Charlie Leibrandt
229	May 12 1993	Texas	Craig Lefferts
230	April 8 1994	at Minnesota	Pat Mahomes
231	April 15 1994	Minnesota	Jim Deshaies
232	April 16 1994	Minnesota	Carlos Pulido
233	April 17 1994	Minnesota	Scott Erickson
234	June 22 1994	Kansas City	Tom Gordon
235	July 4 1994	at Yankees	Scott Kamienicki
236	July 10 1994	at Baltimore	Lee Smith
237	July 19 1994	Yankees	Jim Abbott
238	July 24 1994	Baltimore	Jamie Moyer
239	April 28 1995	at Milwaukee	Bob Scanlan
240	May 3 1995	at California	Mark Langston
241	May 6 1995	Texas	Kenny Rogers
242	May 10 1995	Seattle	Dave Fleming
243	May 12 1995	at Minnesota	Kevin Tapani
244	May 13 1995	at Minnesota	Vince Horsman
245	May 16 1995	at White Sox	Jason Bere
246	May 17 1995	at White Sox	Wilson Alvavez
247	May 18 1995	at White Sox	Alex Fernandez
248	May 21 1995	at Kansas City	Rusty Meacham
249	May 25 1995	Baltimore	Arthur Lee Rhodes
250	June 5 1995	at Yankees	Scott Bankhead
251	June 10 1995	at Boston	Erik Hanson
252	June 10 1995	at Boston	Stan Belinda
253	June 11 1995	at Boston	Zane Smith
254	June 11 1995	at Boston	Zane Smith
255	June 11 1995	at Boston	Zane Smith
256	June 14 1995	White Sox	Roberto Hernandez
257	June 23 1995	at Texas	Kenny Rogers
258	June 28 1995	at Seattle	Randy Johnson
259	June 28 1995	at Seattle	Jeff Nelson
260	June 30 1995	California	Lee Smith
261	July 4 1995	Milwaukee	Brian Givens
262	July 7 1995	Toronto	Woody Williams
263	August 3 1995	Texas	Kevin Gross
264	August 3 1995	Texas	Kevin Gross
265	August 31 1995	at Baltimore	Scott Erickson
266	September 1 1995	at Yankees	Scott Kamieniecki
267	September 12 1995	Kansas City	Tom Gordon
268	September 13 1995	Kansas City	Jason Jacome
269	September 14 1995	Kansas City	Mark Gubicza
270	September 16 1995	Minnesota	Brian Radke
271	September 17 1995	Minnesota	Frankie Rodriguez
272	September 20 1995	California	Shawn Boskie
273	September 22 1995	at Seattle	Tim Belcher
274	September 24 1995	at Seattle	Bob Wells
275	September 26 1995	at Texas	Kevin Gross
276	September 26 1995	at Texas	Kevin Gross
277	September 29 1995	at California	Jim Abbott
278	April 27 1996	at Detroit	Felipe Lira
279	April 28 1996	at Detroit	Greg Gohr
280	May 1 1996	California	Phil Leftwich
281	May 7 1996	Cleveland	Orel Hershiser
282	May 17 1996	at Boston	Tim Wakefield
283	May 20 1996	at Boston	Tom Gordon
284	May 22 1996	at Yankees	Andy Pettitte
285	May 24 1996	at Baltimore	Mike Mussina
286	May 25 1996	at Baltimore	David Wells
287	May 27 1996	Boston	Tim Wakefield
288	May 28 1996	Boston	Roger Clemens
289	June 2 1996	Yankees	Kenny Rogers
290	June 4 1996	Kansas City	Julio Valera
291	June 7 1996	at Minnesota	Brad Radke
292	June 9 1996	at Minnesota	Frankie Rodriguez
293	June 10 1996	at Cleveland	Charles Nagy
294	June 12 1996	at Cleveland	Jack McDowell
295	June 12 1996	at Cleveland	Julian Tavarez
296	June 15 1996	at Milwaukee	Brian Givens
297	June 18 1996	at Detroit	A.J. Sager
298	June 21 1996	Toronto	Tim Crabtree
299	June 24 1996	Detroit	Clint Sodowsky
300	June 25 1996	Detroit	Omar Olivares
301	June 25 1996	Detroit	Omar Olivares
302	June 27 1996	at California	Shawn Boskie
303	July 2 1996	at Seattle	Bob Wells
304	July 6 1996	California	Mark Langston
305	July 7 1996	California	Chuck McElroy
306	July 11 1996	Texas	Darren Oliver
307	July 13 1996	Texas	Roger Pavlik
308	July 16 1996	Seattle	Sterling Hitchcock
309	July 19 1996	at Texas	Rick Helling
310	July 19 1996	at Texas	Rick Helling
311	July 20 1996	at Texas	Bobby Witt
312	July 23 1996	at White Sox	Alex Fernandez
313	July 24 1996	at White Sox	James Baldwin
314	July 25 1996	at Toronto	Huck Flener
315	July 26 1996	at Toronto	Paul Quantrill
316	August 5 1996	Milwaukee	Cal Eldred
317	August 12 1996	Minnesota	Rich Robertson
318	August 12 1996	Minnesota	Greg Hansell
319	August 13 1996	Minnesota	Rick Aguilera
320	August 18 1996	Baltimore	Esteban Yan
321	August 25 1996	at Yankees	Andy Pettitte
322	August 30 1996	Boston	Reggie Harris
323	August 31 1996	Boston	Tim Wakefield
324	September 6 1996	Kansas City	Chris Haney
325	September 7 1996	Kansas City	Hipolito Pichardo
326	September 14 1996	at Cleveland	Charles Nagy
327	September 14 1996	at Cleveland	Chad Ogea
328	September 22 1996	at Seattle	Bob Wolcott
329	September 22 1996	at Seattle	Matt Wagner
330	April 3 1997	Cleveland	Orel Hershiser
331	April 7 1997	Boston	Tom Gordon
332	April 11 1997	at Yankees	Mariano Rivera
333	April 16 1997	at Toronto	Tim Crabtree
334	April 19 1997	at Detroit	Justin Thompson
335	April 20 1997	at Detroit	Brian Moehler
336	April 22 1997	Minnesota	Brad Radke
337	April 23 1997	Minnesota	Rich Robertson
338	April 26 1997	Kansas City	Jose Rosado
339	April 30 1997	at Cleveland	Orel Hershiser
340	April 30 1997	at Cleveland	Jose Mesa
341	May 5 1997	at Milwaukee	Bob Wickman
342	May 14 1997	Milwaukee	Cal Eldred
343	May 17 1997	White Sox	Danny Darwin
344	May 24 1997	at Minnesota	Rich Robertson
345	May 25 1997	at Minnesota	Bob Tewksbury
346	May 27 1997	at Kansas City	Hipolito Pichardo
347	May 28 1997	Anaheim	Dennis Springer
348	May 28 1997	Anaheim	Dennis Springer
349	June 1 1997	Toronto	Robert Person
350	June 2 1997	Detroit	Brian Moehler
351	June 3 1997	Detroit	Danny Miceli
352	June 6 1997	at Toronto	Mike Timlin
353	June 8 1997	at Toronto	Luis Andujar
354	June 17 1997	at San Diego	Joey Hamilton
355	June 18 1997	at San Diego	Will Cunnane
356	June 24 1997	at Seattle	Randy Johnson
357	June 26 1997	Texas	Julio Santana
358	June 29 1997	Texas	Ken Hill
359	July 2 1997	at San Francisco	Kirk Rueter
360	July 5 1997	at Texas	Bobby Witt
361	July 15 1997	Seattle	Jamie Moyer
362	July 16 1997	Kansas City	Mike Perez
363	July 16 1997	Kansas City	Jeff Montgomery
364	August 8 1997	Philadelphia	Mark Leiter
365	August 12 1997	Mets	David Mlicki
366	August 13 1997	Mets	Brian Bohanon
367	August 13 1997	Mets	Mel Rojas
368	August 15 1997	Atlanta	Tom Glavine
369	August 22 1997	at Florida	Tony Saunders
370	August 22 1997	at Florida	Robb Nen
371	August 28 1997	Montreal	Jose Paniagua
372	August 29 1997	at Kansas City	Ricky Bones
373	September 2 1997	White Sox	Jaime Navarro
374	September 5 1997	at Colorado	Frank Castillo
375	September 5 1997	at Colorado	Frank Castillo
376	September 6 1997	at Colorado	Roger Bailey
377	September 7 1997	at Colorado	Pedro Astacio
378	September 9 1997	at San Francisco	Julian Tavarez
379	September 10 1997	at San Francisco	Shawn Estes
380	September 14 1997	San Diego	Joey Hamilton
381	September 16 1997	L.A.	Ramon Martinez
382	September 17 1997	at Cubs	Rodney Myers