The first World Series was played as an arrangement between the owners of Boston and Pittsburgh clubs rather than a formal arrangement between the two leagues.

1903 Regular Season Results

Date    OpponentResultScoreRecord
4/17vs Bos. BeaneatersL  3-8 0-1
4/18vs Bos. BeaneatersW  8-4 1-1
4/20at Bos. BeaneatersL  3-4 1-2
4/20at Bos. BeaneatersW  10-7 2-2
4/21at Bos. BeaneatersL  1-3 2-3
4/22at Bos. BeaneatersL  1-2 2-4
4/23at BrooklynL  2-4 2-5
4/24at BrooklynW  4-0 3-5
4/25at BrooklynL  0-8 3-6
4/27at BrooklynL  1-7 3-7
4/28at NY GiantsL  7-12 3-8
4/29at NY GiantsL  5-9 3-9
4/30vs NY GiantsW  10-2 4-9
5/1vs NY GiantsL  3-11 4-10
5/2vs BrooklynW  4-0 5-10
5/4vs BrooklynL  0-5 5-11
5/5vs BrooklynL  2-5 5-12
5/7at NY GiantsL  4-8 5-13
5/8at NY GiantsL  3-7 5-14
5/9at NY GiantsL  3-10 5-15
5/12vs PittsburgL  5-8 5-16
5/13vs PittsburgW  12-11 6-16
5/14vs PittsburgL  1-5 6-17
5/15vs PittsburgL  2-13 6-18
5/16vs StL CardinalsL  2-6 6-19
5/18vs StL CardinalsW  5-3 7-19
5/19vs StL CardinalsW  6-4 8-19
5/20vs StL CardinalsW  4-1 9-19
5/21vs Chi. CubsL  6-11 9-20
5/22vs Chi. CubsL  4-8 9-21
5/23vs Chi. CubsL  1-14 9-22
5/25vs Chi. CubsL  4-8 9-23
5/26vs CincinnatiL  1-10 9-24
5/28vs CincinnatiW  6-3 10-24
5/29at BrooklynL  4-8 10-25
5/30at BrooklynL  3-4 10-26
5/30at BrooklynW  9-5 11-26
6/2at StL CardinalsL  0-1 11-27
6/3at StL CardinalsL  3-4 11-28
6/7at CincinnatiW  3-1 12-28
6/8at PittsburgL  0-2 12-29
6/9at PittsburgL  3-7 12-30
6/10at PittsburgL  4-7 12-31
6/12at Chi. CubsW  12-5 13-31
6/13at Chi. CubsW  3-2 14-31
6/14at Chi. CubsL  2-4 14-32
6/16vs NY GiantsW  2-1 15-32
6/17vs NY GiantsL  4-7 15-33
6/18vs CincinnatiL  2-11 15-34
6/19vs CincinnatiL  3-9 15-35
6/22vs CincinnatiL  1-2 15-36
6/25vs PittsburgL  3-4 15-37
6/25vs PittsburgW  5-1 16-37
6/26vs StL CardinalsW  2-1 17-37
6/27vs StL CardinalsL  4-7 17-38
6/29vs StL CardinalsL  2-3 17-39
6/30vs Chi. CubsL  2-7 17-40
7/1vs Chi. CubsW  12-4 18-40
7/2vs Chi. CubsW  7-2 19-40
7/3at PittsburgL  3-7 19-41
7/4at PittsburgL  0-7 19-42
7/4at PittsburgL  1-7 19-43
7/6at PittsburgL  3-4 19-44
7/7at Chi. CubsW  6-3 20-44
7/8at Chi. CubsL  5-7 20-45
7/9at Chi. CubsL  1-6 20-46
7/10at Chi. CubsL  4-7 20-47
7/11at StL CardinalsL  4-7 20-48
7/12at StL CardinalsL  4-5 20-49
7/13at StL CardinalsW  6-4 21-49
7/14at StL CardinalsW  5-4 22-49
7/15at StL CardinalsL  5-7 22-50
7/16at CincinnatiL  1-4 22-51
7/17at CincinnatiL  5-7 22-52
7/18at CincinnatiW  5-4 23-52
7/18at CincinnatiL  3-6 23-53
7/19at CincinnatiL  5-9 23-54
7/19at CincinnatiL  4-7 23-55
7/22vs NY GiantsW  3-2 24-55
7/23vs NY GiantsL  1-5 24-56
7/24vs NY GiantsW  3-0 25-56
7/25vs NY GiantsW  5-4 26-56
7/27at BrooklynL  0-5 26-57
7/28at BrooklynW  15-10 27-57
7/29at BrooklynW  12-7 28-57
7/31vs BrooklynW  2-1 29-57
8/1vs BrooklynW  14-4 30-57
8/1vs BrooklynW  7-3 31-57
8/3vs BrooklynL  4-7 31-58
8/7at NY GiantsL  5-7 31-59
8/7at NY GiantsL  2-6 31-60
8/8vs Bos. BeaneatersL  4-5 31-61
8/20vs StL CardinalsL  5-8 31-62
8/21vs StL CardinalsW  7-3 32-62
8/21vs StL CardinalsW  8-3 33-62
8/22vs PittsburgL  4-6 33-63
8/22vs PittsburgL  4-7 33-64
8/25vs PittsburgL  4-5 33-65
8/25vs PittsburgL  0-6 33-66
8/26at BrooklynL  3-5 33-67
8/27at BrooklynL  10-11 33-68
8/31at NY GiantsL  1-4 33-69
8/31at NY GiantsL  2-9 33-70
9/1at NY GiantsL  3-7 33-71
9/2vs Bos. BeaneatersL  1-3 33-72
9/2vs Bos. BeaneatersW  3-2 34-72
9/3vs Bos. BeaneatersW  4-1 35-72
9/3vs Bos. BeaneatersL  0-2 35-73
9/4vs Bos. BeaneatersW  6-4 36-73
9/4vs Bos. BeaneatersW  9-0 37-73
9/6at Bos. BeaneatersL  2-3 37-74
9/7at Bos. BeaneatersW  8-4 38-74
9/7at Bos. BeaneatersL  3-5 38-75
9/8at Bos. BeaneatersL  0-2 38-76
9/8at Bos. BeaneatersW  6-3 39-76
9/10vs NY GiantsL  3-5 39-77
9/10vs NY GiantsL  1-3 39-78
9/11at PittsburgW  7-2 40-78
9/12at PittsburgL  5-6 40-79
9/14at PittsburgW  10-2 41-79
9/17at Chi. CubsL  1-6 41-80
9/17at Chi. CubsL  5-6 41-81
9/18at Chi. CubsL  5-6 41-82
9/18at Chi. CubsW  10-0 42-82
9/19at CincinnatiL  7-17 42-83
9/19at CincinnatiW  10-4 43-83
9/20at CincinnatiW  8-4 44-83
9/20at CincinnatiL  7-10 44-84
9/21at CincinnatiW  11-2 45-84
9/21at CincinnatiW  14-13 46-84
9/22at CincinnatiW  12-7 47-84
9/22at CincinnatiL  1-8 47-85
9/26at StL CardinalsW  7-2 48-85
9/27at StL CardinalsW  6-3 49-85
9/27at StL CardinalsL  3-5 49-86