O

• O'Brien, John - Goalkeeper - 1895
• O'Byrne, Fergus - Defender - 1892 & 1893-94
• O'Connor, John - Forward - 1888
• O'Donnell, Francis - Forward - 1930-35
• O'Donnell, Hugh - Forward -1932-35
• O'Donnell, Phil - Midfield - 1994-99
• O'Hara, Daniel - Forward - 1959-62
• O'Kane, Joseph - Foward - 1914-26
• O'Leary, Pierce - Central Defender - 1985-87
• Oliver, James - Goalkeeper - 1909
• O'Neill, Brian - Central Defender - 1991-97
• O'Neill, Felix - Defender - 1910-11
• O'Neill, Hugh - Defender - 1938-40
• O'Neill, John - Forward - 1994-95
• O'Neill, Willie - Defender - 1960-69
• O'Rourke, Peter - Defender - 1894-97
• Orr, James - Defender - 1895-98
• Orr, Willie - Defender - 1897-07
• O'Sullivan, Patrick - Forward - 1945-48
• Owers, Ebenezer - Forward - 1913-14