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