May 3, 1891 F 1890-1891 New York Nonpareils ? Williamsburg Shamrocks New York Nonpareils 1
April 26, 1891 F 1890-1891 New York Nonpareils ? Williamsburg Shamrocks New York Nonpareils 1
April 5, 1891 F 1890-1891 New York Thistles ? Williamsburg Shamrocks New York, NY 1
March 29, 1891 F 1890-1891 New York Thistles ? Williamsburg Shamrocks New York, NY 1
March 22, 1891 F 1890-1891 New York Irish Americans ? Williamsburg Shamrocks New York, NY 1
March 15, 1891 F 1890-1891 New York Irish Americans ? Williamsburg Shamrocks New York, NY 1
March 8, 1891 F 1890-1891 Brooklyn Longfellows ? Williamsburg Shamrocks Brooklyn, NY 1
March 1, 1891 NYSS 1890-1891 Brooklyn Longfellows ? Williamsburg Shamrocks Brooklyn, NY 1
Nov. 2, 1890 F 1890-1891 New York Nonpareils 8 - 0 Williamsburg Shamrocks New York Nonpareils 1
Oct. 25, 1890 F 1890-1891 Brooklyn Longfellows W - L Williamsburg Shamrocks 1
Sept. 28, 1890 NYSS 1890-1891 1 New York Nonpareils 5 - 1 Williamsburg Shamrocks New York Nonpareils 1
July 6, 1890 F 1889-1890 New York Irish American Calithumpians 1 - 2 Williamsburg Shamrocks neutral 1
May 30, 1890 F 1889-1890 Williamsburg Brooklyns L - W Williamsburg Shamrocks Prospect Park 1
April 6, 1890 F 1889-1890 Williamsburg Brooklyns 2 - 2 Williamsburg Shamrocks Ridgewood Baseball Grounds 1